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/*! * jQuery JavaScript Library v1.12.4 * http://jquery.com/
* * Includes Sizzle.js * http://sizzlejs.com/
* * Copyright jQuery Foundation and other contributors * Released under the MIT license * http://jquery.org/license
* * Date: 2016-05-20T17:17Z */
(function( global, factory ) {
if ( typeof module === "object" && typeof module.exports === "object" ) { // For CommonJS and CommonJS-like environments where a proper `window`
// is present, execute the factory and get jQuery.
// For environments that do not have a `window` with a `document`
// (such as Node.js), expose a factory as module.exports.
// This accentuates the need for the creation of a real `window`.
// e.g. var jQuery = require("jquery")(window);
// See ticket #14549 for more info.
module.exports = global.document ? factory( global, true ) : function( w ) { if ( !w.document ) { throw new Error( "jQuery requires a window with a document" ); } return factory( w ); }; } else { factory( global ); }
// Pass this if window is not defined yet
}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
// Support: Firefox 18+
// Can't be in strict mode, several libs including ASP.NET trace
// the stack via arguments.caller.callee and Firefox dies if
// you try to trace through "use strict" call chains. (#13335)
//"use strict";
var deletedIds = [];
var document = window.document;
var slice = deletedIds.slice;
var concat = deletedIds.concat;
var push = deletedIds.push;
var indexOf = deletedIds.indexOf;
var class2type = {};
var toString = class2type.toString;
var hasOwn = class2type.hasOwnProperty;
var support = {};
var version = "1.12.4",
// Define a local copy of jQuery
jQuery = function( selector, context ) {
// The jQuery object is actually just the init constructor 'enhanced'
// Need init if jQuery is called (just allow error to be thrown if not included)
return new jQuery.fn.init( selector, context ); },
// Support: Android<4.1, IE<9
// Make sure we trim BOM and NBSP
rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
// Matches dashed string for camelizing
rmsPrefix = /^-ms-/, rdashAlpha = /-([\da-z])/gi,
// Used by jQuery.camelCase as callback to replace()
fcamelCase = function( all, letter ) { return letter.toUpperCase(); };
jQuery.fn = jQuery.prototype = {
// The current version of jQuery being used
jquery: version,
constructor: jQuery,
// Start with an empty selector
selector: "",
// The default length of a jQuery object is 0
length: 0,
toArray: function() { return slice.call( this ); },
// Get the Nth element in the matched element set OR
// Get the whole matched element set as a clean array
get: function( num ) { return num != null ?
// Return just the one element from the set
( num < 0 ? this[ num + this.length ] : this[ num ] ) :
// Return all the elements in a clean array
slice.call( this ); },
// Take an array of elements and push it onto the stack
// (returning the new matched element set)
pushStack: function( elems ) {
// Build a new jQuery matched element set
var ret = jQuery.merge( this.constructor(), elems );
// Add the old object onto the stack (as a reference)
ret.prevObject = this; ret.context = this.context;
// Return the newly-formed element set
return ret; },
// Execute a callback for every element in the matched set.
each: function( callback ) { return jQuery.each( this, callback ); },
map: function( callback ) { return this.pushStack( jQuery.map( this, function( elem, i ) { return callback.call( elem, i, elem ); } ) ); },
slice: function() { return this.pushStack( slice.apply( this, arguments ) ); },
first: function() { return this.eq( 0 ); },
last: function() { return this.eq( -1 ); },
eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); },
end: function() { return this.prevObject || this.constructor(); },
// For internal use only.
// Behaves like an Array's method, not like a jQuery method.
push: push, sort: deletedIds.sort, splice: deletedIds.splice };
jQuery.extend = jQuery.fn.extend = function() { var src, copyIsArray, copy, name, options, clone, target = arguments[ 0 ] || {}, i = 1, length = arguments.length, deep = false;
// Handle a deep copy situation
if ( typeof target === "boolean" ) { deep = target;
// skip the boolean and the target
target = arguments[ i ] || {}; i++; }
// Handle case when target is a string or something (possible in deep copy)
if ( typeof target !== "object" && !jQuery.isFunction( target ) ) { target = {}; }
// extend jQuery itself if only one argument is passed
if ( i === length ) { target = this; i--; }
for ( ; i < length; i++ ) {
// Only deal with non-null/undefined values
if ( ( options = arguments[ i ] ) != null ) {
// Extend the base object
for ( name in options ) { src = target[ name ]; copy = options[ name ];
// Prevent never-ending loop
if ( target === copy ) { continue; }
// Recurse if we're merging plain objects or arrays
if ( deep && copy && ( jQuery.isPlainObject( copy ) || ( copyIsArray = jQuery.isArray( copy ) ) ) ) {
if ( copyIsArray ) { copyIsArray = false; clone = src && jQuery.isArray( src ) ? src : [];
} else { clone = src && jQuery.isPlainObject( src ) ? src : {}; }
// Never move original objects, clone them
target[ name ] = jQuery.extend( deep, clone, copy );
// Don't bring in undefined values
} else if ( copy !== undefined ) { target[ name ] = copy; } } } }
// Return the modified object
return target; };
jQuery.extend( {
// Unique for each copy of jQuery on the page
expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
// Assume jQuery is ready without the ready module
isReady: true,
error: function( msg ) { throw new Error( msg ); },
noop: function() {},
// See test/unit/core.js for details concerning isFunction.
// Since version 1.3, DOM methods and functions like alert
// aren't supported. They return false on IE (#2968).
isFunction: function( obj ) { return jQuery.type( obj ) === "function"; },
isArray: Array.isArray || function( obj ) { return jQuery.type( obj ) === "array"; },
isWindow: function( obj ) { /* jshint eqeqeq: false */ return obj != null && obj == obj.window; },
isNumeric: function( obj ) {
// parseFloat NaNs numeric-cast false positives (null|true|false|"")
// ...but misinterprets leading-number strings, particularly hex literals ("0x...")
// subtraction forces infinities to NaN
// adding 1 corrects loss of precision from parseFloat (#15100)
var realStringObj = obj && obj.toString(); return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0; },
isEmptyObject: function( obj ) { var name; for ( name in obj ) { return false; } return true; },
isPlainObject: function( obj ) { var key;
// Must be an Object.
// Because of IE, we also have to check the presence of the constructor property.
// Make sure that DOM nodes and window objects don't pass through, as well
if ( !obj || jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { return false; }
try {
// Not own constructor property must be Object
if ( obj.constructor && !hasOwn.call( obj, "constructor" ) && !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { return false; } } catch ( e ) {
// IE8,9 Will throw exceptions on certain host objects #9897
return false; }
// Support: IE<9
// Handle iteration over inherited properties before own properties.
if ( !support.ownFirst ) { for ( key in obj ) { return hasOwn.call( obj, key ); } }
// Own properties are enumerated firstly, so to speed up,
// if last one is own, then all properties are own.
for ( key in obj ) {}
return key === undefined || hasOwn.call( obj, key ); },
type: function( obj ) { if ( obj == null ) { return obj + ""; } return typeof obj === "object" || typeof obj === "function" ? class2type[ toString.call( obj ) ] || "object" : typeof obj; },
// Workarounds based on findings by Jim Driscoll
// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
globalEval: function( data ) { if ( data && jQuery.trim( data ) ) {
// We use execScript on Internet Explorer
// We use an anonymous function so that context is window
// rather than jQuery in Firefox
( window.execScript || function( data ) { window[ "eval" ].call( window, data ); // jscs:ignore requireDotNotation
} )( data ); } },
// Convert dashed to camelCase; used by the css and data modules
// Microsoft forgot to hump their vendor prefix (#9572)
camelCase: function( string ) { return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); },
nodeName: function( elem, name ) { return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); },
each: function( obj, callback ) { var length, i = 0;
if ( isArrayLike( obj ) ) { length = obj.length; for ( ; i < length; i++ ) { if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { break; } } } else { for ( i in obj ) { if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { break; } } }
return obj; },
// Support: Android<4.1, IE<9
trim: function( text ) { return text == null ? "" : ( text + "" ).replace( rtrim, "" ); },
// results is for internal usage only
makeArray: function( arr, results ) { var ret = results || [];
if ( arr != null ) { if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? [ arr ] : arr ); } else { push.call( ret, arr ); } }
return ret; },
inArray: function( elem, arr, i ) { var len;
if ( arr ) { if ( indexOf ) { return indexOf.call( arr, elem, i ); }
len = arr.length; i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
for ( ; i < len; i++ ) {
// Skip accessing in sparse arrays
if ( i in arr && arr[ i ] === elem ) { return i; } } }
return -1; },
merge: function( first, second ) { var len = +second.length, j = 0, i = first.length;
while ( j < len ) { first[ i++ ] = second[ j++ ]; }
// Support: IE<9
// Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists)
if ( len !== len ) { while ( second[ j ] !== undefined ) { first[ i++ ] = second[ j++ ]; } }
first.length = i;
return first; },
grep: function( elems, callback, invert ) { var callbackInverse, matches = [], i = 0, length = elems.length, callbackExpect = !invert;
// Go through the array, only saving the items
// that pass the validator function
for ( ; i < length; i++ ) { callbackInverse = !callback( elems[ i ], i ); if ( callbackInverse !== callbackExpect ) { matches.push( elems[ i ] ); } }
return matches; },
// arg is for internal usage only
map: function( elems, callback, arg ) { var length, value, i = 0, ret = [];
// Go through the array, translating each of the items to their new values
if ( isArrayLike( elems ) ) { length = elems.length; for ( ; i < length; i++ ) { value = callback( elems[ i ], i, arg );
if ( value != null ) { ret.push( value ); } }
// Go through every key on the object,
} else { for ( i in elems ) { value = callback( elems[ i ], i, arg );
if ( value != null ) { ret.push( value ); } } }
// Flatten any nested arrays
return concat.apply( [], ret ); },
// A global GUID counter for objects
guid: 1,
// Bind a function to a context, optionally partially applying any
// arguments.
proxy: function( fn, context ) { var args, proxy, tmp;
if ( typeof context === "string" ) { tmp = fn[ context ]; context = fn; fn = tmp; }
// Quick check to determine if target is callable, in the spec
// this throws a TypeError, but we will just return undefined.
if ( !jQuery.isFunction( fn ) ) { return undefined; }
// Simulated bind
args = slice.call( arguments, 2 ); proxy = function() { return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); };
// Set the guid of unique handler to the same of original handler, so it can be removed
proxy.guid = fn.guid = fn.guid || jQuery.guid++;
return proxy; },
now: function() { return +( new Date() ); },
// jQuery.support is not used in Core but other projects attach their
// properties to it so it needs to exist.
support: support } );
// JSHint would error on this code due to the Symbol not being defined in ES5.
// Defining this global in .jshintrc would create a danger of using the global
// unguarded in another place, it seems safer to just disable JSHint for these
// three lines.
/* jshint ignore: start */ if ( typeof Symbol === "function" ) { jQuery.fn[ Symbol.iterator ] = deletedIds[ Symbol.iterator ]; } /* jshint ignore: end */
// Populate the class2type map
jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), function( i, name ) { class2type[ "[object " + name + "]" ] = name.toLowerCase(); } );
function isArrayLike( obj ) {
// Support: iOS 8.2 (not reproducible in simulator)
// `in` check used to prevent JIT error (gh-2145)
// hasOwn isn't used here due to false negatives
// regarding Nodelist length in IE
var length = !!obj && "length" in obj && obj.length, type = jQuery.type( obj );
if ( type === "function" || jQuery.isWindow( obj ) ) { return false; }
return type === "array" || length === 0 || typeof length === "number" && length > 0 && ( length - 1 ) in obj; } var Sizzle = /*! * Sizzle CSS Selector Engine v2.2.1 * http://sizzlejs.com/
* * Copyright jQuery Foundation and other contributors * Released under the MIT license * http://jquery.org/license
* * Date: 2015-10-17 */ (function( window ) {
var i, support, Expr, getText, isXML, tokenize, compile, select, outermostContext, sortInput, hasDuplicate,
// Local document vars
setDocument, document, docElem, documentIsHTML, rbuggyQSA, rbuggyMatches, matches, contains,
// Instance-specific data
expando = "sizzle" + 1 * new Date(), preferredDoc = window.document, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; } return 0; },
// General-purpose constants
MAX_NEGATIVE = 1 << 31,
// Instance methods
hasOwn = ({}).hasOwnProperty, arr = [], pop = arr.pop, push_native = arr.push, push = arr.push, slice = arr.slice, // Use a stripped-down indexOf as it's faster than native
// http://jsperf.com/thor-indexof-vs-for/5
indexOf = function( list, elem ) { var i = 0, len = list.length; for ( ; i < len; i++ ) { if ( list[i] === elem ) { return i; } } return -1; },
booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
// Regular expressions
// http://www.w3.org/TR/css3-selectors/#whitespace
whitespace = "[\\x20\\t\\r\\n\\f]",
// http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + // Operator (capture 2)
"*([*^$|!~]?=)" + whitespace + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + "*\\]",
pseudos = ":(" + identifier + ")(?:\\((" + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
// 1. quoted (capture 3; capture 4 or capture 5)
"('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + // 2. simple (capture 6)
"((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + // 3. anything else (capture 2)
".*" + ")\\)|)",
// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
rwhitespace = new RegExp( whitespace + "+", "g" ), rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ),
matchExpr = { "ID": new RegExp( "^#(" + identifier + ")" ), "CLASS": new RegExp( "^\\.(" + identifier + ")" ), "TAG": new RegExp( "^(" + identifier + "|[*])" ), "ATTR": new RegExp( "^" + attributes ), "PSEUDO": new RegExp( "^" + pseudos ), "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), // For use in libraries implementing .is()
// We use this for POS matching in `select`
"needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) },
rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i,
rnative = /^[^{]+\{\s*\[native \w/,
// Easily-parseable/retrievable ID or TAG or CLASS selectors
rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
rsibling = /[+~]/, rescape = /'|\\/g,
// CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), funescape = function( _, escaped, escapedWhitespace ) { var high = "0x" + escaped - 0x10000; // NaN means non-codepoint
// Support: Firefox<24
// Workaround erroneous numeric interpretation of +"0x"
return high !== high || escapedWhitespace ? escaped : high < 0 ? // BMP codepoint
String.fromCharCode( high + 0x10000 ) : // Supplemental Plane codepoint (surrogate pair)
String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); },
// Used for iframes
// See setDocument()
// Removing the function wrapper causes a "Permission Denied"
// error in IE
unloadHandler = function() { setDocument(); };
// Optimize for push.apply( _, NodeList )
try { push.apply( (arr = slice.call( preferredDoc.childNodes )), preferredDoc.childNodes ); // Support: Android<4.0
// Detect silently failing push.apply
arr[ preferredDoc.childNodes.length ].nodeType; } catch ( e ) { push = { apply: arr.length ?
// Leverage slice if possible
function( target, els ) { push_native.apply( target, slice.call(els) ); } :
// Support: IE<9
// Otherwise append directly
function( target, els ) { var j = target.length, i = 0; // Can't trust NodeList.length
while ( (target[j++] = els[i++]) ) {} target.length = j - 1; } }; }
function Sizzle( selector, context, results, seed ) { var m, i, elem, nid, nidselect, match, groups, newSelector, newContext = context && context.ownerDocument,
// nodeType defaults to 9, since context defaults to document
nodeType = context ? context.nodeType : 9;
results = results || [];
// Return early from calls with invalid selector or context
if ( typeof selector !== "string" || !selector || nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
return results; }
// Try to shortcut find operations (as opposed to filters) in HTML documents
if ( !seed ) {
if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { setDocument( context ); } context = context || document;
if ( documentIsHTML ) {
// If the selector is sufficiently simple, try using a "get*By*" DOM method
// (excepting DocumentFragment context, where the methods don't exist)
if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
// ID selector
if ( (m = match[1]) ) {
// Document context
if ( nodeType === 9 ) { if ( (elem = context.getElementById( m )) ) {
// Support: IE, Opera, Webkit
// TODO: identify versions
// getElementById can match elements by name instead of ID
if ( elem.id === m ) { results.push( elem ); return results; } } else { return results; }
// Element context
} else {
// Support: IE, Opera, Webkit
// TODO: identify versions
// getElementById can match elements by name instead of ID
if ( newContext && (elem = newContext.getElementById( m )) && contains( context, elem ) && elem.id === m ) {
results.push( elem ); return results; } }
// Type selector
} else if ( match[2] ) { push.apply( results, context.getElementsByTagName( selector ) ); return results;
// Class selector
} else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
push.apply( results, context.getElementsByClassName( m ) ); return results; } }
// Take advantage of querySelectorAll
if ( support.qsa && !compilerCache[ selector + " " ] && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
if ( nodeType !== 1 ) { newContext = context; newSelector = selector;
// qSA looks outside Element context, which is not what we want
// Thanks to Andrew Dupont for this workaround technique
// Support: IE <=8
// Exclude object elements
} else if ( context.nodeName.toLowerCase() !== "object" ) {
// Capture the context ID, setting it first if necessary
if ( (nid = context.getAttribute( "id" )) ) { nid = nid.replace( rescape, "\\$&" ); } else { context.setAttribute( "id", (nid = expando) ); }
// Prefix every selector in the list
groups = tokenize( selector ); i = groups.length; nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']"; while ( i-- ) { groups[i] = nidselect + " " + toSelector( groups[i] ); } newSelector = groups.join( "," );
// Expand context for sibling selectors
newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; }
if ( newSelector ) { try { push.apply( results, newContext.querySelectorAll( newSelector ) ); return results; } catch ( qsaError ) { } finally { if ( nid === expando ) { context.removeAttribute( "id" ); } } } } } }
// All others
return select( selector.replace( rtrim, "$1" ), context, results, seed ); }
/** * Create key-value caches of limited size * @returns {function(string, object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ function createCache() { var keys = [];
function cache( key, value ) { // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
if ( keys.push( key + " " ) > Expr.cacheLength ) { // Only keep the most recent entries
delete cache[ keys.shift() ]; } return (cache[ key + " " ] = value); } return cache; }
/** * Mark a function for special use by Sizzle * @param {Function} fn The function to mark */ function markFunction( fn ) { fn[ expando ] = true; return fn; }
/** * Support testing using an element * @param {Function} fn Passed the created div and expects a boolean result */ function assert( fn ) { var div = document.createElement("div");
try { return !!fn( div ); } catch (e) { return false; } finally { // Remove from its parent by default
if ( div.parentNode ) { div.parentNode.removeChild( div ); } // release memory in IE
div = null; } }
/** * Adds the same handler for all of the specified attrs * @param {String} attrs Pipe-separated list of attributes * @param {Function} handler The method that will be applied */ function addHandle( attrs, handler ) { var arr = attrs.split("|"), i = arr.length;
while ( i-- ) { Expr.attrHandle[ arr[i] ] = handler; } }
/** * Checks document order of two siblings * @param {Element} a * @param {Element} b * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b */ function siblingCheck( a, b ) { var cur = b && a, diff = cur && a.nodeType === 1 && b.nodeType === 1 && ( ~b.sourceIndex || MAX_NEGATIVE ) - ( ~a.sourceIndex || MAX_NEGATIVE );
// Use IE sourceIndex if available on both nodes
if ( diff ) { return diff; }
// Check if b follows a
if ( cur ) { while ( (cur = cur.nextSibling) ) { if ( cur === b ) { return -1; } } }
return a ? 1 : -1; }
/** * Returns a function to use in pseudos for input types * @param {String} type */ function createInputPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === type; }; }
/** * Returns a function to use in pseudos for buttons * @param {String} type */ function createButtonPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && elem.type === type; }; }
/** * Returns a function to use in pseudos for positionals * @param {Function} fn */ function createPositionalPseudo( fn ) { return markFunction(function( argument ) { argument = +argument; return markFunction(function( seed, matches ) { var j, matchIndexes = fn( [], seed.length, argument ), i = matchIndexes.length;
// Match elements found at the specified indexes
while ( i-- ) { if ( seed[ (j = matchIndexes[i]) ] ) { seed[j] = !(matches[j] = seed[j]); } } }); }); }
/** * Checks a node for validity as a Sizzle context * @param {Element|Object=} context * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ function testContext( context ) { return context && typeof context.getElementsByTagName !== "undefined" && context; }
// Expose support vars for convenience
support = Sizzle.support = {};
/** * Detects XML nodes * @param {Element|Object} elem An element or a document * @returns {Boolean} True iff elem is a non-HTML XML node */ isXML = Sizzle.isXML = function( elem ) { // documentElement is verified for cases where it doesn't yet exist
// (such as loading iframes in IE - #4833)
var documentElement = elem && (elem.ownerDocument || elem).documentElement; return documentElement ? documentElement.nodeName !== "HTML" : false; };
/** * Sets document-related variables once based on the current document * @param {Element|Object} [doc] An element or document object to use to set the document * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function( node ) { var hasCompare, parent, doc = node ? node.ownerDocument || node : preferredDoc;
// Return early if doc is invalid or already selected
if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { return document; }
// Update global variables
document = doc; docElem = document.documentElement; documentIsHTML = !isXML( document );
// Support: IE 9-11, Edge
// Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
if ( (parent = document.defaultView) && parent.top !== parent ) { // Support: IE 11
if ( parent.addEventListener ) { parent.addEventListener( "unload", unloadHandler, false );
// Support: IE 9 - 10 only
} else if ( parent.attachEvent ) { parent.attachEvent( "onunload", unloadHandler ); } }
/* Attributes ---------------------------------------------------------------------- */
// Support: IE<8
// Verify that getAttribute really returns attributes and not properties
// (excepting IE8 booleans)
support.attributes = assert(function( div ) { div.className = "i"; return !div.getAttribute("className"); });
/* getElement(s)By* ---------------------------------------------------------------------- */
// Check if getElementsByTagName("*") returns only elements
support.getElementsByTagName = assert(function( div ) { div.appendChild( document.createComment("") ); return !div.getElementsByTagName("*").length; });
// Support: IE<9
support.getElementsByClassName = rnative.test( document.getElementsByClassName );
// Support: IE<10
// Check if getElementById returns elements by name
// The broken getElementById methods don't pick up programatically-set names,
// so use a roundabout getElementsByName test
support.getById = assert(function( div ) { docElem.appendChild( div ).id = expando; return !document.getElementsByName || !document.getElementsByName( expando ).length; });
// ID find and filter
if ( support.getById ) { Expr.find["ID"] = function( id, context ) { if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { var m = context.getElementById( id ); return m ? [ m ] : []; } }; Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { return elem.getAttribute("id") === attrId; }; }; } else { // Support: IE6/7
// getElementById is not reliable as a find shortcut
delete Expr.find["ID"];
Expr.filter["ID"] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); return node && node.value === attrId; }; }; }
// Tag
Expr.find["TAG"] = support.getElementsByTagName ? function( tag, context ) { if ( typeof context.getElementsByTagName !== "undefined" ) { return context.getElementsByTagName( tag );
// DocumentFragment nodes don't have gEBTN
} else if ( support.qsa ) { return context.querySelectorAll( tag ); } } :
function( tag, context ) { var elem, tmp = [], i = 0, // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
results = context.getElementsByTagName( tag );
// Filter out possible comments
if ( tag === "*" ) { while ( (elem = results[i++]) ) { if ( elem.nodeType === 1 ) { tmp.push( elem ); } }
return tmp; } return results; };
// Class
Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } };
/* QSA/matchesSelector ---------------------------------------------------------------------- */
// QSA and matchesSelector support
// matchesSelector(:active) reports false when true (IE9/Opera 11.5)
rbuggyMatches = [];
// qSa(:focus) reports false when true (Chrome 21)
// We allow this because of a bug in IE8/9 that throws an error
// whenever `document.activeElement` is accessed on an iframe
// So, we allow :focus to pass through QSA all the time to avoid the IE error
// See http://bugs.jquery.com/ticket/13378
rbuggyQSA = [];
if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { // Build QSA regex
// Regex strategy adopted from Diego Perini
assert(function( div ) { // Select is set to empty string on purpose
// This is to test IE's treatment of not explicitly
// setting a boolean content attribute,
// since its presence should be enough
// http://bugs.jquery.com/ticket/12359
docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" + "<select id='" + expando + "-\r\\' msallowcapture=''>" + "<option selected=''></option></select>";
// Support: IE8, Opera 11-12.16
// Nothing should be selected when empty strings follow ^= or $= or *=
// The test attribute must be unknown in Opera but "safe" for WinRT
// http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
if ( div.querySelectorAll("[msallowcapture^='']").length ) { rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); }
// Support: IE8
// Boolean attributes and "value" are not treated correctly
if ( !div.querySelectorAll("[selected]").length ) { rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); }
// Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { rbuggyQSA.push("~="); }
// Webkit/Opera - :checked should return selected option elements
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
// IE8 throws error here and will not see later tests
if ( !div.querySelectorAll(":checked").length ) { rbuggyQSA.push(":checked"); }
// Support: Safari 8+, iOS 8+
// https://bugs.webkit.org/show_bug.cgi?id=136851
// In-page `selector#id sibing-combinator selector` fails
if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { rbuggyQSA.push(".#.+[+~]"); } });
assert(function( div ) { // Support: Windows 8 Native Apps
// The type and name attributes are restricted during .innerHTML assignment
var input = document.createElement("input"); input.setAttribute( "type", "hidden" ); div.appendChild( input ).setAttribute( "name", "D" );
// Support: IE8
// Enforce case-sensitivity of name attribute
if ( div.querySelectorAll("[name=d]").length ) { rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); }
// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
// IE8 throws error here and will not see later tests
if ( !div.querySelectorAll(":enabled").length ) { rbuggyQSA.push( ":enabled", ":disabled" ); }
// Opera 10-11 does not throw on post-comma invalid pseudos
div.querySelectorAll("*,:x"); rbuggyQSA.push(",.*:"); }); }
if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector) )) ) {
assert(function( div ) { // Check to see if it's possible to do matchesSelector
// on a disconnected node (IE 9)
support.disconnectedMatch = matches.call( div, "div" );
// This should fail with an exception
// Gecko does not error, returns false instead
matches.call( div, "[s!='']:x" ); rbuggyMatches.push( "!=", pseudos ); }); }
rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
/* Contains ---------------------------------------------------------------------- */ hasCompare = rnative.test( docElem.compareDocumentPosition );
// Element contains another
// Purposefully self-exclusive
// As in, an element does not contain itself
contains = hasCompare || rnative.test( docElem.contains ) ? function( a, b ) { var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode; return a === bup || !!( bup && bup.nodeType === 1 && ( adown.contains ? adown.contains( bup ) : a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 )); } : function( a, b ) { if ( b ) { while ( (b = b.parentNode) ) { if ( b === a ) { return true; } } } return false; };
/* Sorting ---------------------------------------------------------------------- */
// Document order sorting
sortOrder = hasCompare ? function( a, b ) {
// Flag for duplicate removal
if ( a === b ) { hasDuplicate = true; return 0; }
// Sort on method existence if only one input has compareDocumentPosition
var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; if ( compare ) { return compare; }
// Calculate position if both inputs belong to the same document
compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? a.compareDocumentPosition( b ) :
// Otherwise we know they are disconnected
1;
// Disconnected nodes
if ( compare & 1 || (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
// Choose the first element that is related to our preferred document
if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { return -1; } if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { return 1; }
// Maintain original order
return sortInput ? ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0; }
return compare & 4 ? -1 : 1; } : function( a, b ) { // Exit early if the nodes are identical
if ( a === b ) { hasDuplicate = true; return 0; }
var cur, i = 0, aup = a.parentNode, bup = b.parentNode, ap = [ a ], bp = [ b ];
// Parentless nodes are either documents or disconnected
if ( !aup || !bup ) { return a === document ? -1 : b === document ? 1 : aup ? -1 : bup ? 1 : sortInput ? ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : 0;
// If the nodes are siblings, we can do a quick check
} else if ( aup === bup ) { return siblingCheck( a, b ); }
// Otherwise we need full lists of their ancestors for comparison
cur = a; while ( (cur = cur.parentNode) ) { ap.unshift( cur ); } cur = b; while ( (cur = cur.parentNode) ) { bp.unshift( cur ); }
// Walk down the tree looking for a discrepancy
while ( ap[i] === bp[i] ) { i++; }
return i ? // Do a sibling check if the nodes have a common ancestor
siblingCheck( ap[i], bp[i] ) :
// Otherwise nodes in our document sort first
ap[i] === preferredDoc ? -1 : bp[i] === preferredDoc ? 1 : 0; };
return document; };
Sizzle.matches = function( expr, elements ) { return Sizzle( expr, null, null, elements ); };
Sizzle.matchesSelector = function( elem, expr ) { // Set document vars if needed
if ( ( elem.ownerDocument || elem ) !== document ) { setDocument( elem ); }
// Make sure that attribute selectors are quoted
expr = expr.replace( rattributeQuotes, "='$1']" );
if ( support.matchesSelector && documentIsHTML && !compilerCache[ expr + " " ] && ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
try { var ret = matches.call( elem, expr );
// IE 9's matchesSelector returns false on disconnected nodes
if ( ret || support.disconnectedMatch || // As well, disconnected nodes are said to be in a document
// fragment in IE 9
elem.document && elem.document.nodeType !== 11 ) { return ret; } } catch (e) {} }
return Sizzle( expr, document, null, [ elem ] ).length > 0; };
Sizzle.contains = function( context, elem ) { // Set document vars if needed
if ( ( context.ownerDocument || context ) !== document ) { setDocument( context ); } return contains( context, elem ); };
Sizzle.attr = function( elem, name ) { // Set document vars if needed
if ( ( elem.ownerDocument || elem ) !== document ) { setDocument( elem ); }
var fn = Expr.attrHandle[ name.toLowerCase() ], // Don't get fooled by Object.prototype properties (jQuery #13807)
val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? fn( elem, name, !documentIsHTML ) : undefined;
return val !== undefined ? val : support.attributes || !documentIsHTML ? elem.getAttribute( name ) : (val = elem.getAttributeNode(name)) && val.specified ? val.value : null; };
Sizzle.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); };
/** * Document sorting and removing duplicates * @param {ArrayLike} results */ Sizzle.uniqueSort = function( results ) { var elem, duplicates = [], j = 0, i = 0;
// Unless we *know* we can detect duplicates, assume their presence
hasDuplicate = !support.detectDuplicates; sortInput = !support.sortStable && results.slice( 0 ); results.sort( sortOrder );
if ( hasDuplicate ) { while ( (elem = results[i++]) ) { if ( elem === results[ i ] ) { j = duplicates.push( i ); } } while ( j-- ) { results.splice( duplicates[ j ], 1 ); } }
// Clear input after sorting to release objects
// See https://github.com/jquery/sizzle/pull/225
sortInput = null;
return results; };
/** * Utility function for retrieving the text value of an array of DOM nodes * @param {Array|Element} elem */ getText = Sizzle.getText = function( elem ) { var node, ret = "", i = 0, nodeType = elem.nodeType;
if ( !nodeType ) { // If no nodeType, this is expected to be an array
while ( (node = elem[i++]) ) { // Do not traverse comment nodes
ret += getText( node ); } } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { // Use textContent for elements
// innerText usage removed for consistency of new lines (jQuery #11153)
if ( typeof elem.textContent === "string" ) { return elem.textContent; } else { // Traverse its children
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { ret += getText( elem ); } } } else if ( nodeType === 3 || nodeType === 4 ) { return elem.nodeValue; } // Do not include comment or processing instruction nodes
return ret; };
Expr = Sizzle.selectors = {
// Can be adjusted by the user
cacheLength: 50,
createPseudo: markFunction,
match: matchExpr,
attrHandle: {},
find: {},
relative: { ">": { dir: "parentNode", first: true }, " ": { dir: "parentNode" }, "+": { dir: "previousSibling", first: true }, "~": { dir: "previousSibling" } },
preFilter: { "ATTR": function( match ) { match[1] = match[1].replace( runescape, funescape );
// Move the given value to match[3] whether quoted or unquoted
match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );
if ( match[2] === "~=" ) { match[3] = " " + match[3] + " "; }
return match.slice( 0, 4 ); },
"CHILD": function( match ) { /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 4 xn-component of xn+y argument ([+-]?\d*n|) 5 sign of xn-component 6 x of xn-component 7 sign of y-component 8 y of y-component */ match[1] = match[1].toLowerCase();
if ( match[1].slice( 0, 3 ) === "nth" ) { // nth-* requires argument
if ( !match[3] ) { Sizzle.error( match[0] ); }
// numeric x and y parameters for Expr.filter.CHILD
// remember that false/true cast respectively to 0/1
match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
// other types prohibit arguments
} else if ( match[3] ) { Sizzle.error( match[0] ); }
return match; },
"PSEUDO": function( match ) { var excess, unquoted = !match[6] && match[2];
if ( matchExpr["CHILD"].test( match[0] ) ) { return null; }
// Accept quoted arguments as-is
if ( match[3] ) { match[2] = match[4] || match[5] || "";
// Strip excess characters from unquoted arguments
} else if ( unquoted && rpseudo.test( unquoted ) && // Get excess from tokenize (recursively)
(excess = tokenize( unquoted, true )) && // advance to the next closing parenthesis
(excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
// excess is a negative index
match[0] = match[0].slice( 0, excess ); match[2] = unquoted.slice( 0, excess ); }
// Return only captures needed by the pseudo filter method (type and argument)
return match.slice( 0, 3 ); } },
filter: {
"TAG": function( nodeNameSelector ) { var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); return nodeNameSelector === "*" ? function() { return true; } : function( elem ) { return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; }; },
"CLASS": function( className ) { var pattern = classCache[ className + " " ];
return pattern || (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && classCache( className, function( elem ) { return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); }); },
"ATTR": function( name, operator, check ) { return function( elem ) { var result = Sizzle.attr( elem, name );
if ( result == null ) { return operator === "!="; } if ( !operator ) { return true; }
result += "";
return operator === "=" ? result === check : operator === "!=" ? result !== check : operator === "^=" ? check && result.indexOf( check ) === 0 : operator === "*=" ? check && result.indexOf( check ) > -1 : operator === "$=" ? check && result.slice( -check.length ) === check : operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : false; }; },
"CHILD": function( type, what, argument, first, last ) { var simple = type.slice( 0, 3 ) !== "nth", forward = type.slice( -4 ) !== "last", ofType = what === "of-type";
return first === 1 && last === 0 ?
// Shortcut for :nth-*(n)
function( elem ) { return !!elem.parentNode; } :
function( elem, context, xml ) { var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), useCache = !xml && !ofType, diff = false;
if ( parent ) {
// :(first|last|only)-(child|of-type)
if ( simple ) { while ( dir ) { node = elem; while ( (node = node[ dir ]) ) { if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
return false; } } // Reverse direction for :only-* (if we haven't yet done so)
start = dir = type === "only" && !start && "nextSibling"; } return true; }
start = [ forward ? parent.firstChild : parent.lastChild ];
// non-xml :nth-child(...) stores cache data on `parent`
if ( forward && useCache ) {
// Seek `elem` from a previously-cached index
// ...in a gzip-friendly way
node = parent; outerCache = node[ expando ] || (node[ expando ] = {});
// Support: IE <9 only
// Defend against cloned attroperties (jQuery gh-1709)
uniqueCache = outerCache[ node.uniqueID ] || (outerCache[ node.uniqueID ] = {});
cache = uniqueCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex && cache[ 2 ]; node = nodeIndex && parent.childNodes[ nodeIndex ];
while ( (node = ++nodeIndex && node && node[ dir ] ||
// Fallback to seeking `elem` from the start
(diff = nodeIndex = 0) || start.pop()) ) {
// When found, cache indexes on `parent` and break
if ( node.nodeType === 1 && ++diff && node === elem ) { uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } }
} else { // Use previously-cached element index if available
if ( useCache ) { // ...in a gzip-friendly way
node = elem; outerCache = node[ expando ] || (node[ expando ] = {});
// Support: IE <9 only
// Defend against cloned attroperties (jQuery gh-1709)
uniqueCache = outerCache[ node.uniqueID ] || (outerCache[ node.uniqueID ] = {});
cache = uniqueCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex; }
// xml :nth-child(...)
// or :nth-last-child(...) or :nth(-last)?-of-type(...)
if ( diff === false ) { // Use the same loop as above to seek `elem` from the start
while ( (node = ++nodeIndex && node && node[ dir ] || (diff = nodeIndex = 0) || start.pop()) ) {
if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
// Cache the index of each encountered element
if ( useCache ) { outerCache = node[ expando ] || (node[ expando ] = {});
// Support: IE <9 only
// Defend against cloned attroperties (jQuery gh-1709)
uniqueCache = outerCache[ node.uniqueID ] || (outerCache[ node.uniqueID ] = {});
uniqueCache[ type ] = [ dirruns, diff ]; }
if ( node === elem ) { break; } } } } }
// Incorporate the offset, then check against cycle size
diff -= last; return diff === first || ( diff % first === 0 && diff / first >= 0 ); } }; },
"PSEUDO": function( pseudo, argument ) { // pseudo-class names are case-insensitive
// http://www.w3.org/TR/selectors/#pseudo-classes
// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
// Remember that setFilters inherits from pseudos
var args, fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || Sizzle.error( "unsupported pseudo: " + pseudo );
// The user may use createPseudo to indicate that
// arguments are needed to create the filter function
// just as Sizzle does
if ( fn[ expando ] ) { return fn( argument ); }
// But maintain support for old signatures
if ( fn.length > 1 ) { args = [ pseudo, pseudo, "", argument ]; return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? markFunction(function( seed, matches ) { var idx, matched = fn( seed, argument ), i = matched.length; while ( i-- ) { idx = indexOf( seed, matched[i] ); seed[ idx ] = !( matches[ idx ] = matched[i] ); } }) : function( elem ) { return fn( elem, 0, args ); }; }
return fn; } },
pseudos: { // Potentially complex pseudos
"not": markFunction(function( selector ) { // Trim the selector passed to compile
// to avoid treating leading and trailing
// spaces as combinators
var input = [], results = [], matcher = compile( selector.replace( rtrim, "$1" ) );
return matcher[ expando ] ? markFunction(function( seed, matches, context, xml ) { var elem, unmatched = matcher( seed, null, xml, [] ), i = seed.length;
// Match elements unmatched by `matcher`
while ( i-- ) { if ( (elem = unmatched[i]) ) { seed[i] = !(matches[i] = elem); } } }) : function( elem, context, xml ) { input[0] = elem; matcher( input, null, xml, results ); // Don't keep the element (issue #299)
input[0] = null; return !results.pop(); }; }),
"has": markFunction(function( selector ) { return function( elem ) { return Sizzle( selector, elem ).length > 0; }; }),
"contains": markFunction(function( text ) { text = text.replace( runescape, funescape ); return function( elem ) { return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; }; }),
// "Whether an element is represented by a :lang() selector
// is based solely on the element's language value
// being equal to the identifier C,
// or beginning with the identifier C immediately followed by "-".
// The matching of C against the element's language value is performed case-insensitively.
// The identifier C does not have to be a valid language name."
// http://www.w3.org/TR/selectors/#lang-pseudo
"lang": markFunction( function( lang ) { // lang value must be a valid identifier
if ( !ridentifier.test(lang || "") ) { Sizzle.error( "unsupported lang: " + lang ); } lang = lang.replace( runescape, funescape ).toLowerCase(); return function( elem ) { var elemLang; do { if ( (elemLang = documentIsHTML ? elem.lang : elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
elemLang = elemLang.toLowerCase(); return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; } } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); return false; }; }),
// Miscellaneous
"target": function( elem ) { var hash = window.location && window.location.hash; return hash && hash.slice( 1 ) === elem.id; },
"root": function( elem ) { return elem === docElem; },
"focus": function( elem ) { return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); },
// Boolean properties
"enabled": function( elem ) { return elem.disabled === false; },
"disabled": function( elem ) { return elem.disabled === true; },
"checked": function( elem ) { // In CSS3, :checked should return both checked and selected elements
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
var nodeName = elem.nodeName.toLowerCase(); return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); },
"selected": function( elem ) { // Accessing this property makes selected-by-default
// options in Safari work properly
if ( elem.parentNode ) { elem.parentNode.selectedIndex; }
return elem.selected === true; },
// Contents
"empty": function( elem ) { // http://www.w3.org/TR/selectors/#empty-pseudo
// :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
// but not by others (comment: 8; processing instruction: 7; etc.)
// nodeType < 6 works because attributes (2) do not appear as children
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { if ( elem.nodeType < 6 ) { return false; } } return true; },
"parent": function( elem ) { return !Expr.pseudos["empty"]( elem ); },
// Element/input types
"header": function( elem ) { return rheader.test( elem.nodeName ); },
"input": function( elem ) { return rinputs.test( elem.nodeName ); },
"button": function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === "button" || name === "button"; },
"text": function( elem ) { var attr; return elem.nodeName.toLowerCase() === "input" && elem.type === "text" &&
// Support: IE<8
// New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); },
// Position-in-collection
"first": createPositionalPseudo(function() { return [ 0 ]; }),
"last": createPositionalPseudo(function( matchIndexes, length ) { return [ length - 1 ]; }),
"eq": createPositionalPseudo(function( matchIndexes, length, argument ) { return [ argument < 0 ? argument + length : argument ]; }),
"even": createPositionalPseudo(function( matchIndexes, length ) { var i = 0; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; }),
"odd": createPositionalPseudo(function( matchIndexes, length ) { var i = 1; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; }),
"lt": createPositionalPseudo(function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; --i >= 0; ) { matchIndexes.push( i ); } return matchIndexes; }),
"gt": createPositionalPseudo(function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; ++i < length; ) { matchIndexes.push( i ); } return matchIndexes; }) } };
Expr.pseudos["nth"] = Expr.pseudos["eq"];
// Add button/input type pseudos
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { Expr.pseudos[ i ] = createInputPseudo( i ); } for ( i in { submit: true, reset: true } ) { Expr.pseudos[ i ] = createButtonPseudo( i ); }
// Easy API for creating new setFilters
function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters();
tokenize = Sizzle.tokenize = function( selector, parseOnly ) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[ selector + " " ];
if ( cached ) { return parseOnly ? 0 : cached.slice( 0 ); }
soFar = selector; groups = []; preFilters = Expr.preFilter;
while ( soFar ) {
// Comma and first run
if ( !matched || (match = rcomma.exec( soFar )) ) { if ( match ) { // Don't consume trailing commas as valid
soFar = soFar.slice( match[0].length ) || soFar; } groups.push( (tokens = []) ); }
matched = false;
// Combinators
if ( (match = rcombinators.exec( soFar )) ) { matched = match.shift(); tokens.push({ value: matched, // Cast descendant combinators to space
type: match[0].replace( rtrim, " " ) }); soFar = soFar.slice( matched.length ); }
// Filters
for ( type in Expr.filter ) { if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || (match = preFilters[ type ]( match ))) ) { matched = match.shift(); tokens.push({ value: matched, type: type, matches: match }); soFar = soFar.slice( matched.length ); } }
if ( !matched ) { break; } }
// Return the length of the invalid excess
// if we're just parsing
// Otherwise, throw an error or return tokens
return parseOnly ? soFar.length : soFar ? Sizzle.error( selector ) : // Cache the tokens
tokenCache( selector, groups ).slice( 0 ); };
function toSelector( tokens ) { var i = 0, len = tokens.length, selector = ""; for ( ; i < len; i++ ) { selector += tokens[i].value; } return selector; }
function addCombinator( matcher, combinator, base ) { var dir = combinator.dir, checkNonElements = base && dir === "parentNode", doneName = done++;
return combinator.first ? // Check against closest ancestor/preceding element
function( elem, context, xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { return matcher( elem, context, xml ); } } } :
// Check against all ancestor/preceding elements
function( elem, context, xml ) { var oldCache, uniqueCache, outerCache, newCache = [ dirruns, doneName ];
// We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
if ( xml ) { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { if ( matcher( elem, context, xml ) ) { return true; } } } } else { while ( (elem = elem[ dir ]) ) { if ( elem.nodeType === 1 || checkNonElements ) { outerCache = elem[ expando ] || (elem[ expando ] = {});
// Support: IE <9 only
// Defend against cloned attroperties (jQuery gh-1709)
uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});
if ( (oldCache = uniqueCache[ dir ]) && oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
// Assign to newCache so results back-propagate to previous elements
return (newCache[ 2 ] = oldCache[ 2 ]); } else { // Reuse newcache so results back-propagate to previous elements
uniqueCache[ dir ] = newCache;
// A match means we're done; a fail means we have to keep checking
if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { return true; } } } } } }; }
function elementMatcher( matchers ) { return matchers.length > 1 ? function( elem, context, xml ) { var i = matchers.length; while ( i-- ) { if ( !matchers[i]( elem, context, xml ) ) { return false; } } return true; } : matchers[0]; }
function multipleContexts( selector, contexts, results ) { var i = 0, len = contexts.length; for ( ; i < len; i++ ) { Sizzle( selector, contexts[i], results ); } return results; }
function condense( unmatched, map, filter, context, xml ) { var elem, newUnmatched = [], i = 0, len = unmatched.length, mapped = map != null;
for ( ; i < len; i++ ) { if ( (elem = unmatched[i]) ) { if ( !filter || filter( elem, context, xml ) ) { newUnmatched.push( elem ); if ( mapped ) { map.push( i ); } } } }
return newUnmatched; }
function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { if ( postFilter && !postFilter[ expando ] ) { postFilter = setMatcher( postFilter ); } if ( postFinder && !postFinder[ expando ] ) { postFinder = setMatcher( postFinder, postSelector ); } return markFunction(function( seed, results, context, xml ) { var temp, i, elem, preMap = [], postMap = [], preexisting = results.length,
// Get initial elements from seed or context
elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
// Prefilter to get matcher input, preserving a map for seed-results synchronization
matcherIn = preFilter && ( seed || !selector ) ? condense( elems, preMap, preFilter, context, xml ) : elems,
matcherOut = matcher ? // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
// ...intermediate processing is necessary
[] :
// ...otherwise use results directly
results : matcherIn;
// Find primary matches
if ( matcher ) { matcher( matcherIn, matcherOut, context, xml ); }
// Apply postFilter
if ( postFilter ) { temp = condense( matcherOut, postMap ); postFilter( temp, [], context, xml );
// Un-match failing elements by moving them back to matcherIn
i = temp.length; while ( i-- ) { if ( (elem = temp[i]) ) { matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); } } }
if ( seed ) { if ( postFinder || preFilter ) { if ( postFinder ) { // Get the final matcherOut by condensing this intermediate into postFinder contexts
temp = []; i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) ) { // Restore matcherIn since elem is not yet a final match
temp.push( (matcherIn[i] = elem) ); } } postFinder( null, (matcherOut = []), temp, xml ); }
// Move matched elements from seed to results to keep them synchronized
i = matcherOut.length; while ( i-- ) { if ( (elem = matcherOut[i]) && (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {
seed[temp] = !(results[temp] = elem); } } }
// Add elements to results, through postFinder if defined
} else { matcherOut = condense( matcherOut === results ? matcherOut.splice( preexisting, matcherOut.length ) : matcherOut ); if ( postFinder ) { postFinder( null, results, matcherOut, xml ); } else { push.apply( results, matcherOut ); } } }); }
function matcherFromTokens( tokens ) { var checkContext, matcher, j, len = tokens.length, leadingRelative = Expr.relative[ tokens[0].type ], implicitRelative = leadingRelative || Expr.relative[" "], i = leadingRelative ? 1 : 0,
// The foundational matcher ensures that elements are reachable from top-level context(s)
matchContext = addCombinator( function( elem ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { return indexOf( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( (checkContext = context).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); // Avoid hanging onto element (issue #299)
checkContext = null; return ret; } ];
for ( ; i < len; i++ ) { if ( (matcher = Expr.relative[ tokens[i].type ]) ) { matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; } else { matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
// Return special upon seeing a positional matcher
if ( matcher[ expando ] ) { // Find the next relative operator (if any) for proper handling
j = ++i; for ( ; j < len; j++ ) { if ( Expr.relative[ tokens[j].type ] ) { break; } } return setMatcher( i > 1 && elementMatcher( matchers ), i > 1 && toSelector( // If the preceding token was a descendant combinator, insert an implicit any-element `*`
tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) ).replace( rtrim, "$1" ), matcher, i < j && matcherFromTokens( tokens.slice( i, j ) ), j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), j < len && toSelector( tokens ) ); } matchers.push( matcher ); } }
return elementMatcher( matchers ); }
function matcherFromGroupMatchers( elementMatchers, setMatchers ) { var bySet = setMatchers.length > 0, byElement = elementMatchers.length > 0, superMatcher = function( seed, context, xml, results, outermost ) { var elem, j, matcher, matchedCount = 0, i = "0", unmatched = seed && [], setMatched = [], contextBackup = outermostContext, // We must always have either seed elements or outermost context
elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), // Use integer dirruns iff this is the outermost matcher
dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), len = elems.length;
if ( outermost ) { outermostContext = context === document || context || outermost; }
// Add elements passing elementMatchers directly to results
// Support: IE<9, Safari
// Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
for ( ; i !== len && (elem = elems[i]) != null; i++ ) { if ( byElement && elem ) { j = 0; if ( !context && elem.ownerDocument !== document ) { setDocument( elem ); xml = !documentIsHTML; } while ( (matcher = elementMatchers[j++]) ) { if ( matcher( elem, context || document, xml) ) { results.push( elem ); break; } } if ( outermost ) { dirruns = dirrunsUnique; } }
// Track unmatched elements for set filters
if ( bySet ) { // They will have gone through all possible matchers
if ( (elem = !matcher && elem) ) { matchedCount--; }
// Lengthen the array for every element, matched or not
if ( seed ) { unmatched.push( elem ); } } }
// `i` is now the count of elements visited above, and adding it to `matchedCount`
// makes the latter nonnegative.
matchedCount += i;
// Apply set filters to unmatched elements
// NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
// equals `i`), unless we didn't visit _any_ elements in the above loop because we have
// no element matchers and no seed.
// Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
// case, which will result in a "00" `matchedCount` that differs from `i` but is also
// numerically zero.
if ( bySet && i !== matchedCount ) { j = 0; while ( (matcher = setMatchers[j++]) ) { matcher( unmatched, setMatched, context, xml ); }
if ( seed ) { // Reintegrate element matches to eliminate the need for sorting
if ( matchedCount > 0 ) { while ( i-- ) { if ( !(unmatched[i] || setMatched[i]) ) { setMatched[i] = pop.call( results ); } } }
// Discard index placeholder values to get only actual matches
setMatched = condense( setMatched ); }
// Add matches to results
push.apply( results, setMatched );
// Seedless set matches succeeding multiple successful matchers stipulate sorting
if ( outermost && !seed && setMatched.length > 0 && ( matchedCount + setMatchers.length ) > 1 ) {
Sizzle.uniqueSort( results ); } }
// Override manipulation of globals by nested matchers
if ( outermost ) { dirruns = dirrunsUnique; outermostContext = contextBackup; }
return unmatched; };
return bySet ? markFunction( superMatcher ) : superMatcher; }
compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { var i, setMatchers = [], elementMatchers = [], cached = compilerCache[ selector + " " ];
if ( !cached ) { // Generate a function of recursive functions that can be used to check each element
if ( !match ) { match = tokenize( selector ); } i = match.length; while ( i-- ) { cached = matcherFromTokens( match[i] ); if ( cached[ expando ] ) { setMatchers.push( cached ); } else { elementMatchers.push( cached ); } }
// Cache the compiled function
cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
// Save selector and tokenization
cached.selector = selector; } return cached; };
/** * A low-level selection function that works with Sizzle's compiled * selector functions * @param {String|Function} selector A selector or a pre-compiled * selector function built with Sizzle.compile * @param {Element} context * @param {Array} [results] * @param {Array} [seed] A set of elements to match against */ select = Sizzle.select = function( selector, context, results, seed ) { var i, tokens, token, type, find, compiled = typeof selector === "function" && selector, match = !seed && tokenize( (selector = compiled.selector || selector) );
results = results || [];
// Try to minimize operations if there is only one selector in the list and no seed
// (the latter of which guarantees us context)
if ( match.length === 1 ) {
// Reduce context if the leading compound selector is an ID
tokens = match[0] = match[0].slice( 0 ); if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && support.getById && context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; if ( !context ) { return results;
// Precompiled matchers will still verify ancestry, so step up a level
} else if ( compiled ) { context = context.parentNode; }
selector = selector.slice( tokens.shift().value.length ); }
// Fetch a seed set for right-to-left matching
i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; while ( i-- ) { token = tokens[i];
// Abort if we hit a combinator
if ( Expr.relative[ (type = token.type) ] ) { break; } if ( (find = Expr.find[ type ]) ) { // Search, expanding context for leading sibling combinators
if ( (seed = find( token.matches[0].replace( runescape, funescape ), rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context )) ) {
// If seed is empty or no tokens remain, we can return early
tokens.splice( i, 1 ); selector = seed.length && toSelector( tokens ); if ( !selector ) { push.apply( results, seed ); return results; }
break; } } } }
// Compile and execute a filtering function if one is not provided
// Provide `match` to avoid retokenization if we modified the selector above
( compiled || compile( selector, match ) )( seed, context, !documentIsHTML, results, !context || rsibling.test( selector ) && testContext( context.parentNode ) || context ); return results; };
// One-time assignments
// Sort stability
support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
// Support: Chrome 14-35+
// Always assume duplicates if they aren't passed to the comparison function
support.detectDuplicates = !!hasDuplicate;
// Initialize against the default document
setDocument();
// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
// Detached nodes confoundingly follow *each other*
support.sortDetached = assert(function( div1 ) { // Should return 1, but returns 4 (following)
return div1.compareDocumentPosition( document.createElement("div") ) & 1; });
// Support: IE<8
// Prevent attribute/property "interpolation"
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !assert(function( div ) { div.innerHTML = "<a href='#'></a>"; return div.firstChild.getAttribute("href") === "#" ; }) ) { addHandle( "type|href|height|width", function( elem, name, isXML ) { if ( !isXML ) { return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); } }); }
// Support: IE<9
// Use defaultValue in place of getAttribute("value")
if ( !support.attributes || !assert(function( div ) { div.innerHTML = "<input/>"; div.firstChild.setAttribute( "value", "" ); return div.firstChild.getAttribute( "value" ) === ""; }) ) { addHandle( "value", function( elem, name, isXML ) { if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { return elem.defaultValue; } }); }
// Support: IE<9
// Use getAttributeNode to fetch booleans when getAttribute lies
if ( !assert(function( div ) { return div.getAttribute("disabled") == null; }) ) { addHandle( booleans, function( elem, name, isXML ) { var val; if ( !isXML ) { return elem[ name ] === true ? name.toLowerCase() : (val = elem.getAttributeNode( name )) && val.specified ? val.value : null; } }); }
return Sizzle;
})( window );
jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; jQuery.expr[ ":" ] = jQuery.expr.pseudos; jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains;
var dir = function( elem, dir, until ) { var matched = [], truncate = until !== undefined;
while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { if ( elem.nodeType === 1 ) { if ( truncate && jQuery( elem ).is( until ) ) { break; } matched.push( elem ); } } return matched; };
var siblings = function( n, elem ) { var matched = [];
for ( ; n; n = n.nextSibling ) { if ( n.nodeType === 1 && n !== elem ) { matched.push( n ); } }
return matched; };
var rneedsContext = jQuery.expr.match.needsContext;
var rsingleTag = ( /^<([\w-]+)\s*\/?>(?:<\/\1>|)$/ );
var risSimple = /^.[^:#\[\.,]*$/;
// Implement the identical functionality for filter and not
function winnow( elements, qualifier, not ) { if ( jQuery.isFunction( qualifier ) ) { return jQuery.grep( elements, function( elem, i ) { /* jshint -W018 */ return !!qualifier.call( elem, i, elem ) !== not; } );
}
if ( qualifier.nodeType ) { return jQuery.grep( elements, function( elem ) { return ( elem === qualifier ) !== not; } );
}
if ( typeof qualifier === "string" ) { if ( risSimple.test( qualifier ) ) { return jQuery.filter( qualifier, elements, not ); }
qualifier = jQuery.filter( qualifier, elements ); }
return jQuery.grep( elements, function( elem ) { return ( jQuery.inArray( elem, qualifier ) > -1 ) !== not; } ); }
jQuery.filter = function( expr, elems, not ) { var elem = elems[ 0 ];
if ( not ) { expr = ":not(" + expr + ")"; }
return elems.length === 1 && elem.nodeType === 1 ? jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { return elem.nodeType === 1; } ) ); };
jQuery.fn.extend( { find: function( selector ) { var i, ret = [], self = this, len = self.length;
if ( typeof selector !== "string" ) { return this.pushStack( jQuery( selector ).filter( function() { for ( i = 0; i < len; i++ ) { if ( jQuery.contains( self[ i ], this ) ) { return true; } } } ) ); }
for ( i = 0; i < len; i++ ) { jQuery.find( selector, self[ i ], ret ); }
// Needed because $( selector, context ) becomes $( context ).find( selector )
ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); ret.selector = this.selector ? this.selector + " " + selector : selector; return ret; }, filter: function( selector ) { return this.pushStack( winnow( this, selector || [], false ) ); }, not: function( selector ) { return this.pushStack( winnow( this, selector || [], true ) ); }, is: function( selector ) { return !!winnow( this,
// If this is a positional/relative selector, check membership in the returned set
// so $("p:first").is("p:last") won't return true for a doc with two "p".
typeof selector === "string" && rneedsContext.test( selector ) ? jQuery( selector ) : selector || [], false ).length; } } );
// Initialize a jQuery object
// A central reference to the root jQuery(document)
var rootjQuery,
// A simple way to check for HTML strings
// Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
// Strict HTML recognition (#11290: must start with <)
rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
init = jQuery.fn.init = function( selector, context, root ) { var match, elem;
// HANDLE: $(""), $(null), $(undefined), $(false)
if ( !selector ) { return this; }
// init accepts an alternate rootjQuery
// so migrate can support jQuery.sub (gh-2101)
root = root || rootjQuery;
// Handle HTML strings
if ( typeof selector === "string" ) { if ( selector.charAt( 0 ) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
// Assume that strings that start and end with <> are HTML and skip the regex check
match = [ null, selector, null ];
} else { match = rquickExpr.exec( selector ); }
// Match html or make sure no context is specified for #id
if ( match && ( match[ 1 ] || !context ) ) {
// HANDLE: $(html) -> $(array)
if ( match[ 1 ] ) { context = context instanceof jQuery ? context[ 0 ] : context;
// scripts is true for back-compat
// Intentionally let the error be thrown if parseHTML is not present
jQuery.merge( this, jQuery.parseHTML( match[ 1 ], context && context.nodeType ? context.ownerDocument || context : document, true ) );
// HANDLE: $(html, props)
if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { for ( match in context ) {
// Properties of context are called as methods if possible
if ( jQuery.isFunction( this[ match ] ) ) { this[ match ]( context[ match ] );
// ...and otherwise set as attributes
} else { this.attr( match, context[ match ] ); } } }
return this;
// HANDLE: $(#id)
} else { elem = document.getElementById( match[ 2 ] );
// Check parentNode to catch when Blackberry 4.6 returns
// nodes that are no longer in the document #6963
if ( elem && elem.parentNode ) {
// Handle the case where IE and Opera return items
// by name instead of ID
if ( elem.id !== match[ 2 ] ) { return rootjQuery.find( selector ); }
// Otherwise, we inject the element directly into the jQuery object
this.length = 1; this[ 0 ] = elem; }
this.context = document; this.selector = selector; return this; }
// HANDLE: $(expr, $(...))
} else if ( !context || context.jquery ) { return ( context || root ).find( selector );
// HANDLE: $(expr, context)
// (which is just equivalent to: $(context).find(expr)
} else { return this.constructor( context ).find( selector ); }
// HANDLE: $(DOMElement)
} else if ( selector.nodeType ) { this.context = this[ 0 ] = selector; this.length = 1; return this;
// HANDLE: $(function)
// Shortcut for document ready
} else if ( jQuery.isFunction( selector ) ) { return typeof root.ready !== "undefined" ? root.ready( selector ) :
// Execute immediately if ready is not present
selector( jQuery ); }
if ( selector.selector !== undefined ) { this.selector = selector.selector; this.context = selector.context; }
return jQuery.makeArray( selector, this ); };
// Give the init function the jQuery prototype for later instantiation
init.prototype = jQuery.fn;
// Initialize central reference
rootjQuery = jQuery( document );
var rparentsprev = /^(?:parents|prev(?:Until|All))/,
// methods guaranteed to produce a unique set when starting from a unique set
guaranteedUnique = { children: true, contents: true, next: true, prev: true };
jQuery.fn.extend( { has: function( target ) { var i, targets = jQuery( target, this ), len = targets.length;
return this.filter( function() { for ( i = 0; i < len; i++ ) { if ( jQuery.contains( this, targets[ i ] ) ) { return true; } } } ); },
closest: function( selectors, context ) { var cur, i = 0, l = this.length, matched = [], pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? jQuery( selectors, context || this.context ) : 0;
for ( ; i < l; i++ ) { for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
// Always skip document fragments
if ( cur.nodeType < 11 && ( pos ? pos.index( cur ) > -1 :
// Don't pass non-elements to Sizzle
cur.nodeType === 1 && jQuery.find.matchesSelector( cur, selectors ) ) ) {
matched.push( cur ); break; } } }
return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); },
// Determine the position of an element within
// the matched set of elements
index: function( elem ) {
// No argument, return index in parent
if ( !elem ) { return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; }
// index in selector
if ( typeof elem === "string" ) { return jQuery.inArray( this[ 0 ], jQuery( elem ) ); }
// Locate the position of the desired element
return jQuery.inArray(
// If it receives a jQuery object, the first element is used
elem.jquery ? elem[ 0 ] : elem, this ); },
add: function( selector, context ) { return this.pushStack( jQuery.uniqueSort( jQuery.merge( this.get(), jQuery( selector, context ) ) ) ); },
addBack: function( selector ) { return this.add( selector == null ? this.prevObject : this.prevObject.filter( selector ) ); } } );
function sibling( cur, dir ) { do { cur = cur[ dir ]; } while ( cur && cur.nodeType !== 1 );
return cur; }
jQuery.each( { parent: function( elem ) { var parent = elem.parentNode; return parent && parent.nodeType !== 11 ? parent : null; }, parents: function( elem ) { return dir( elem, "parentNode" ); }, parentsUntil: function( elem, i, until ) { return dir( elem, "parentNode", until ); }, next: function( elem ) { return sibling( elem, "nextSibling" ); }, prev: function( elem ) { return sibling( elem, "previousSibling" ); }, nextAll: function( elem ) { return dir( elem, "nextSibling" ); }, prevAll: function( elem ) { return dir( elem, "previousSibling" ); }, nextUntil: function( elem, i, until ) { return dir( elem, "nextSibling", until ); }, prevUntil: function( elem, i, until ) { return dir( elem, "previousSibling", until ); }, siblings: function( elem ) { return siblings( ( elem.parentNode || {} ).firstChild, elem ); }, children: function( elem ) { return siblings( elem.firstChild ); }, contents: function( elem ) { return jQuery.nodeName( elem, "iframe" ) ? elem.contentDocument || elem.contentWindow.document : jQuery.merge( [], elem.childNodes ); } }, function( name, fn ) { jQuery.fn[ name ] = function( until, selector ) { var ret = jQuery.map( this, fn, until );
if ( name.slice( -5 ) !== "Until" ) { selector = until; }
if ( selector && typeof selector === "string" ) { ret = jQuery.filter( selector, ret ); }
if ( this.length > 1 ) {
// Remove duplicates
if ( !guaranteedUnique[ name ] ) { ret = jQuery.uniqueSort( ret ); }
// Reverse order for parents* and prev-derivatives
if ( rparentsprev.test( name ) ) { ret = ret.reverse(); } }
return this.pushStack( ret ); }; } ); var rnotwhite = ( /\S+/g );
// Convert String-formatted options into Object-formatted ones
function createOptions( options ) { var object = {}; jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { object[ flag ] = true; } ); return object; }
/* * Create a callback list using the following parameters: * * options: an optional list of space-separated options that will change how * the callback list behaves or a more traditional option object * * By default a callback list will act like an event callback list and can be * "fired" multiple times. * * Possible options: * * once: will ensure the callback list can only be fired once (like a Deferred) * * memory: will keep track of previous values and will call any callback added * after the list has been fired right away with the latest "memorized" * values (like a Deferred) * * unique: will ensure a callback can only be added once (no duplicate in the list) * * stopOnFalse: interrupt callings when a callback returns false * */ jQuery.Callbacks = function( options ) {
// Convert options from String-formatted to Object-formatted if needed
// (we check in cache first)
options = typeof options === "string" ? createOptions( options ) : jQuery.extend( {}, options );
var // Flag to know if list is currently firing
firing,
// Last fire value for non-forgettable lists
memory,
// Flag to know if list was already fired
fired,
// Flag to prevent firing
locked,
// Actual callback list
list = [],
// Queue of execution data for repeatable lists
queue = [],
// Index of currently firing callback (modified by add/remove as needed)
firingIndex = -1,
// Fire callbacks
fire = function() {
// Enforce single-firing
locked = options.once;
// Execute callbacks for all pending executions,
// respecting firingIndex overrides and runtime changes
fired = firing = true; for ( ; queue.length; firingIndex = -1 ) { memory = queue.shift(); while ( ++firingIndex < list.length ) {
// Run callback and check for early termination
if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && options.stopOnFalse ) {
// Jump to end and forget the data so .add doesn't re-fire
firingIndex = list.length; memory = false; } } }
// Forget the data if we're done with it
if ( !options.memory ) { memory = false; }
firing = false;
// Clean up if we're done firing for good
if ( locked ) {
// Keep an empty list if we have data for future add calls
if ( memory ) { list = [];
// Otherwise, this object is spent
} else { list = ""; } } },
// Actual Callbacks object
self = {
// Add a callback or a collection of callbacks to the list
add: function() { if ( list ) {
// If we have memory from a past run, we should fire after adding
if ( memory && !firing ) { firingIndex = list.length - 1; queue.push( memory ); }
( function add( args ) { jQuery.each( args, function( _, arg ) { if ( jQuery.isFunction( arg ) ) { if ( !options.unique || !self.has( arg ) ) { list.push( arg ); } } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) {
// Inspect recursively
add( arg ); } } ); } )( arguments );
if ( memory && !firing ) { fire(); } } return this; },
// Remove a callback from the list
remove: function() { jQuery.each( arguments, function( _, arg ) { var index; while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { list.splice( index, 1 );
// Handle firing indexes
if ( index <= firingIndex ) { firingIndex--; } } } ); return this; },
// Check if a given callback is in the list.
// If no argument is given, return whether or not list has callbacks attached.
has: function( fn ) { return fn ? jQuery.inArray( fn, list ) > -1 : list.length > 0; },
// Remove all callbacks from the list
empty: function() { if ( list ) { list = []; } return this; },
// Disable .fire and .add
// Abort any current/pending executions
// Clear all callbacks and values
disable: function() { locked = queue = []; list = memory = ""; return this; }, disabled: function() { return !list; },
// Disable .fire
// Also disable .add unless we have memory (since it would have no effect)
// Abort any pending executions
lock: function() { locked = true; if ( !memory ) { self.disable(); } return this; }, locked: function() { return !!locked; },
// Call all callbacks with the given context and arguments
fireWith: function( context, args ) { if ( !locked ) { args = args || []; args = [ context, args.slice ? args.slice() : args ]; queue.push( args ); if ( !firing ) { fire(); } } return this; },
// Call all the callbacks with the given arguments
fire: function() { self.fireWith( this, arguments ); return this; },
// To know if the callbacks have already been called at least once
fired: function() { return !!fired; } };
return self; };
jQuery.extend( {
Deferred: function( func ) { var tuples = [
// action, add listener, listener list, final state
[ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ], [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ], [ "notify", "progress", jQuery.Callbacks( "memory" ) ] ], state = "pending", promise = { state: function() { return state; }, always: function() { deferred.done( arguments ).fail( arguments ); return this; }, then: function( /* fnDone, fnFail, fnProgress */ ) { var fns = arguments; return jQuery.Deferred( function( newDefer ) { jQuery.each( tuples, function( i, tuple ) { var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
// deferred[ done | fail | progress ] for forwarding actions to newDefer
deferred[ tuple[ 1 ] ]( function() { var returned = fn && fn.apply( this, arguments ); if ( returned && jQuery.isFunction( returned.promise ) ) { returned.promise() .progress( newDefer.notify ) .done( newDefer.resolve ) .fail( newDefer.reject ); } else { newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); } } ); } ); fns = null; } ).promise(); },
// Get a promise for this deferred
// If obj is provided, the promise aspect is added to the object
promise: function( obj ) { return obj != null ? jQuery.extend( obj, promise ) : promise; } }, deferred = {};
// Keep pipe for back-compat
promise.pipe = promise.then;
// Add list-specific methods
jQuery.each( tuples, function( i, tuple ) { var list = tuple[ 2 ], stateString = tuple[ 3 ];
// promise[ done | fail | progress ] = list.add
promise[ tuple[ 1 ] ] = list.add;
// Handle state
if ( stateString ) { list.add( function() {
// state = [ resolved | rejected ]
state = stateString;
// [ reject_list | resolve_list ].disable; progress_list.lock
}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); }
// deferred[ resolve | reject | notify ]
deferred[ tuple[ 0 ] ] = function() { deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments ); return this; }; deferred[ tuple[ 0 ] + "With" ] = list.fireWith; } );
// Make the deferred a promise
promise.promise( deferred );
// Call given func if any
if ( func ) { func.call( deferred, deferred ); }
// All done!
return deferred; },
// Deferred helper
when: function( subordinate /* , ..., subordinateN */ ) { var i = 0, resolveValues = slice.call( arguments ), length = resolveValues.length,
// the count of uncompleted subordinates
remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
// the master Deferred.
// If resolveValues consist of only a single Deferred, just use that.
deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
// Update function for both resolve and progress values
updateFunc = function( i, contexts, values ) { return function( value ) { contexts[ i ] = this; values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; if ( values === progressValues ) { deferred.notifyWith( contexts, values );
} else if ( !( --remaining ) ) { deferred.resolveWith( contexts, values ); } }; },
progressValues, progressContexts, resolveContexts;
// add listeners to Deferred subordinates; treat others as resolved
if ( length > 1 ) { progressValues = new Array( length ); progressContexts = new Array( length ); resolveContexts = new Array( length ); for ( ; i < length; i++ ) { if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { resolveValues[ i ].promise() .progress( updateFunc( i, progressContexts, progressValues ) ) .done( updateFunc( i, resolveContexts, resolveValues ) ) .fail( deferred.reject ); } else { --remaining; } } }
// if we're not waiting on anything, resolve the master
if ( !remaining ) { deferred.resolveWith( resolveContexts, resolveValues ); }
return deferred.promise(); } } );
// The deferred used on DOM ready
var readyList;
jQuery.fn.ready = function( fn ) {
// Add the callback
jQuery.ready.promise().done( fn );
return this; };
jQuery.extend( {
// Is the DOM ready to be used? Set to true once it occurs.
isReady: false,
// A counter to track how many items to wait for before
// the ready event fires. See #6781
readyWait: 1,
// Hold (or release) the ready event
holdReady: function( hold ) { if ( hold ) { jQuery.readyWait++; } else { jQuery.ready( true ); } },
// Handle when the DOM is ready
ready: function( wait ) {
// Abort if there are pending holds or we're already ready
if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { return; }
// Remember that the DOM is ready
jQuery.isReady = true;
// If a normal DOM Ready event fired, decrement, and wait if need be
if ( wait !== true && --jQuery.readyWait > 0 ) { return; }
// If there are functions bound, to execute
readyList.resolveWith( document, [ jQuery ] );
// Trigger any bound ready events
if ( jQuery.fn.triggerHandler ) { jQuery( document ).triggerHandler( "ready" ); jQuery( document ).off( "ready" ); } } } );
/** * Clean-up method for dom ready events */ function detach() { if ( document.addEventListener ) { document.removeEventListener( "DOMContentLoaded", completed ); window.removeEventListener( "load", completed );
} else { document.detachEvent( "onreadystatechange", completed ); window.detachEvent( "onload", completed ); } }
/** * The ready event handler and self cleanup method */ function completed() {
// readyState === "complete" is good enough for us to call the dom ready in oldIE
if ( document.addEventListener || window.event.type === "load" || document.readyState === "complete" ) {
detach(); jQuery.ready(); } }
jQuery.ready.promise = function( obj ) { if ( !readyList ) {
readyList = jQuery.Deferred();
// Catch cases where $(document).ready() is called
// after the browser event has already occurred.
// Support: IE6-10
// Older IE sometimes signals "interactive" too soon
if ( document.readyState === "complete" || ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
// Handle it asynchronously to allow scripts the opportunity to delay ready
window.setTimeout( jQuery.ready );
// Standards-based browsers support DOMContentLoaded
} else if ( document.addEventListener ) {
// Use the handy event callback
document.addEventListener( "DOMContentLoaded", completed );
// A fallback to window.onload, that will always work
window.addEventListener( "load", completed );
// If IE event model is used
} else {
// Ensure firing before onload, maybe late but safe also for iframes
document.attachEvent( "onreadystatechange", completed );
// A fallback to window.onload, that will always work
window.attachEvent( "onload", completed );
// If IE and not a frame
// continually check to see if the document is ready
var top = false;
try { top = window.frameElement == null && document.documentElement; } catch ( e ) {}
if ( top && top.doScroll ) { ( function doScrollCheck() { if ( !jQuery.isReady ) {
try {
// Use the trick by Diego Perini
// http://javascript.nwbox.com/IEContentLoaded/
top.doScroll( "left" ); } catch ( e ) { return window.setTimeout( doScrollCheck, 50 ); }
// detach all dom ready events
detach();
// and execute any waiting functions
jQuery.ready(); } } )(); } } } return readyList.promise( obj ); };
// Kick off the DOM ready check even if the user does not
jQuery.ready.promise();
// Support: IE<9
// Iteration over object's inherited properties before its own
var i; for ( i in jQuery( support ) ) { break; } support.ownFirst = i === "0";
// Note: most support tests are defined in their respective modules.
// false until the test is run
support.inlineBlockNeedsLayout = false;
// Execute ASAP in case we need to set body.style.zoom
jQuery( function() {
// Minified: var a,b,c,d
var val, div, body, container;
body = document.getElementsByTagName( "body" )[ 0 ]; if ( !body || !body.style ) {
// Return for frameset docs that don't have a body
return; }
// Setup
div = document.createElement( "div" ); container = document.createElement( "div" ); container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px"; body.appendChild( container ).appendChild( div );
if ( typeof div.style.zoom !== "undefined" ) {
// Support: IE<8
// Check if natively block-level elements act like inline-block
// elements when setting their display to 'inline' and giving
// them layout
div.style.cssText = "display:inline;margin:0;border:0;padding:1px;width:1px;zoom:1";
support.inlineBlockNeedsLayout = val = div.offsetWidth === 3; if ( val ) {
// Prevent IE 6 from affecting layout for positioned elements #11048
// Prevent IE from shrinking the body in IE 7 mode #12869
// Support: IE<8
body.style.zoom = 1; } }
body.removeChild( container ); } );
( function() { var div = document.createElement( "div" );
// Support: IE<9
support.deleteExpando = true; try { delete div.test; } catch ( e ) { support.deleteExpando = false; }
// Null elements to avoid leaks in IE.
div = null; } )(); var acceptData = function( elem ) { var noData = jQuery.noData[ ( elem.nodeName + " " ).toLowerCase() ], nodeType = +elem.nodeType || 1;
// Do not set data on non-element DOM nodes because it will not be cleared (#8335).
return nodeType !== 1 && nodeType !== 9 ? false :
// Nodes accept data unless otherwise specified; rejection can be conditional
!noData || noData !== true && elem.getAttribute( "classid" ) === noData; };
var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, rmultiDash = /([A-Z])/g;
function dataAttr( elem, key, data ) {
// If nothing was found internally, try to fetch any
// data from the HTML5 data-* attribute
if ( data === undefined && elem.nodeType === 1 ) {
var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
data = elem.getAttribute( name );
if ( typeof data === "string" ) { try { data = data === "true" ? true : data === "false" ? false : data === "null" ? null :
// Only convert to a number if it doesn't change the string
+data + "" === data ? +data : rbrace.test( data ) ? jQuery.parseJSON( data ) : data; } catch ( e ) {}
// Make sure we set the data so it isn't changed later
jQuery.data( elem, key, data );
} else { data = undefined; } }
return data; }
// checks a cache object for emptiness
function isEmptyDataObject( obj ) { var name; for ( name in obj ) {
// if the public data object is empty, the private is still empty
if ( name === "data" && jQuery.isEmptyObject( obj[ name ] ) ) { continue; } if ( name !== "toJSON" ) { return false; } }
return true; }
function internalData( elem, name, data, pvt /* Internal Use Only */ ) { if ( !acceptData( elem ) ) { return; }
var ret, thisCache, internalKey = jQuery.expando,
// We have to handle DOM nodes and JS objects differently because IE6-7
// can't GC object references properly across the DOM-JS boundary
isNode = elem.nodeType,
// Only DOM nodes need the global jQuery cache; JS object data is
// attached directly to the object so GC can occur automatically
cache = isNode ? jQuery.cache : elem,
// Only defining an ID for JS objects if its cache already exists allows
// the code to shortcut on the same path as a DOM node with no cache
id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
// Avoid doing any more work than we need to when trying to get data on an
// object that has no data at all
if ( ( !id || !cache[ id ] || ( !pvt && !cache[ id ].data ) ) && data === undefined && typeof name === "string" ) { return; }
if ( !id ) {
// Only DOM nodes need a new unique ID for each element since their data
// ends up in the global cache
if ( isNode ) { id = elem[ internalKey ] = deletedIds.pop() || jQuery.guid++; } else { id = internalKey; } }
if ( !cache[ id ] ) {
// Avoid exposing jQuery metadata on plain JS objects when the object
// is serialized using JSON.stringify
cache[ id ] = isNode ? {} : { toJSON: jQuery.noop }; }
// An object can be passed to jQuery.data instead of a key/value pair; this gets
// shallow copied over onto the existing cache
if ( typeof name === "object" || typeof name === "function" ) { if ( pvt ) { cache[ id ] = jQuery.extend( cache[ id ], name ); } else { cache[ id ].data = jQuery.extend( cache[ id ].data, name ); } }
thisCache = cache[ id ];
// jQuery data() is stored in a separate object inside the object's internal data
// cache in order to avoid key collisions between internal data and user-defined
// data.
if ( !pvt ) { if ( !thisCache.data ) { thisCache.data = {}; }
thisCache = thisCache.data; }
if ( data !== undefined ) { thisCache[ jQuery.camelCase( name ) ] = data; }
// Check for both converted-to-camel and non-converted data property names
// If a data property was specified
if ( typeof name === "string" ) {
// First Try to find as-is property data
ret = thisCache[ name ];
// Test for null|undefined property data
if ( ret == null ) {
// Try to find the camelCased property
ret = thisCache[ jQuery.camelCase( name ) ]; } } else { ret = thisCache; }
return ret; }
function internalRemoveData( elem, name, pvt ) { if ( !acceptData( elem ) ) { return; }
var thisCache, i, isNode = elem.nodeType,
// See jQuery.data for more information
cache = isNode ? jQuery.cache : elem, id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
// If there is already no cache entry for this object, there is no
// purpose in continuing
if ( !cache[ id ] ) { return; }
if ( name ) {
thisCache = pvt ? cache[ id ] : cache[ id ].data;
if ( thisCache ) {
// Support array or space separated string names for data keys
if ( !jQuery.isArray( name ) ) {
// try the string as a key before any manipulation
if ( name in thisCache ) { name = [ name ]; } else {
// split the camel cased version by spaces unless a key with the spaces exists
name = jQuery.camelCase( name ); if ( name in thisCache ) { name = [ name ]; } else { name = name.split( " " ); } } } else {
// If "name" is an array of keys...
// When data is initially created, via ("key", "val") signature,
// keys will be converted to camelCase.
// Since there is no way to tell _how_ a key was added, remove
// both plain key and camelCase key. #12786
// This will only penalize the array argument path.
name = name.concat( jQuery.map( name, jQuery.camelCase ) ); }
i = name.length; while ( i-- ) { delete thisCache[ name[ i ] ]; }
// If there is no data left in the cache, we want to continue
// and let the cache object itself get destroyed
if ( pvt ? !isEmptyDataObject( thisCache ) : !jQuery.isEmptyObject( thisCache ) ) { return; } } }
// See jQuery.data for more information
if ( !pvt ) { delete cache[ id ].data;
// Don't destroy the parent cache unless the internal data object
// had been the only thing left in it
if ( !isEmptyDataObject( cache[ id ] ) ) { return; } }
// Destroy the cache
if ( isNode ) { jQuery.cleanData( [ elem ], true );
// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
/* jshint eqeqeq: false */ } else if ( support.deleteExpando || cache != cache.window ) { /* jshint eqeqeq: true */ delete cache[ id ];
// When all else fails, undefined
} else { cache[ id ] = undefined; } }
jQuery.extend( { cache: {},
// The following elements (space-suffixed to avoid Object.prototype collisions)
// throw uncatchable exceptions if you attempt to set expando properties
noData: { "applet ": true, "embed ": true,
// ...but Flash objects (which have this classid) *can* handle expandos
"object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" },
hasData: function( elem ) { elem = elem.nodeType ? jQuery.cache[ elem[ jQuery.expando ] ] : elem[ jQuery.expando ]; return !!elem && !isEmptyDataObject( elem ); },
data: function( elem, name, data ) { return internalData( elem, name, data ); },
removeData: function( elem, name ) { return internalRemoveData( elem, name ); },
// For internal use only.
_data: function( elem, name, data ) { return internalData( elem, name, data, true ); },
_removeData: function( elem, name ) { return internalRemoveData( elem, name, true ); } } );
jQuery.fn.extend( { data: function( key, value ) { var i, name, data, elem = this[ 0 ], attrs = elem && elem.attributes;
// Special expections of .data basically thwart jQuery.access,
// so implement the relevant behavior ourselves
// Gets all values
if ( key === undefined ) { if ( this.length ) { data = jQuery.data( elem );
if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { i = attrs.length; while ( i-- ) {
// Support: IE11+
// The attrs elements can be null (#14894)
if ( attrs[ i ] ) { name = attrs[ i ].name; if ( name.indexOf( "data-" ) === 0 ) { name = jQuery.camelCase( name.slice( 5 ) ); dataAttr( elem, name, data[ name ] ); } } } jQuery._data( elem, "parsedAttrs", true ); } }
return data; }
// Sets multiple values
if ( typeof key === "object" ) { return this.each( function() { jQuery.data( this, key ); } ); }
return arguments.length > 1 ?
// Sets one value
this.each( function() { jQuery.data( this, key, value ); } ) :
// Gets one value
// Try to fetch any internally stored data first
elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : undefined; },
removeData: function( key ) { return this.each( function() { jQuery.removeData( this, key ); } ); } } );
jQuery.extend( { queue: function( elem, type, data ) { var queue;
if ( elem ) { type = ( type || "fx" ) + "queue"; queue = jQuery._data( elem, type );
// Speed up dequeue by getting out quickly if this is just a lookup
if ( data ) { if ( !queue || jQuery.isArray( data ) ) { queue = jQuery._data( elem, type, jQuery.makeArray( data ) ); } else { queue.push( data ); } } return queue || []; } },
dequeue: function( elem, type ) { type = type || "fx";
var queue = jQuery.queue( elem, type ), startLength = queue.length, fn = queue.shift(), hooks = jQuery._queueHooks( elem, type ), next = function() { jQuery.dequeue( elem, type ); };
// If the fx queue is dequeued, always remove the progress sentinel
if ( fn === "inprogress" ) { fn = queue.shift(); startLength--; }
if ( fn ) {
// Add a progress sentinel to prevent the fx queue from being
// automatically dequeued
if ( type === "fx" ) { queue.unshift( "inprogress" ); }
// clear up the last queue stop function
delete hooks.stop; fn.call( elem, next, hooks ); }
if ( !startLength && hooks ) { hooks.empty.fire(); } },
// not intended for public consumption - generates a queueHooks object,
// or returns the current one
_queueHooks: function( elem, type ) { var key = type + "queueHooks"; return jQuery._data( elem, key ) || jQuery._data( elem, key, { empty: jQuery.Callbacks( "once memory" ).add( function() { jQuery._removeData( elem, type + "queue" ); jQuery._removeData( elem, key ); } ) } ); } } );
jQuery.fn.extend( { queue: function( type, data ) { var setter = 2;
if ( typeof type !== "string" ) { data = type; type = "fx"; setter--; }
if ( arguments.length < setter ) { return jQuery.queue( this[ 0 ], type ); }
return data === undefined ? this : this.each( function() { var queue = jQuery.queue( this, type, data );
// ensure a hooks for this queue
jQuery._queueHooks( this, type );
if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { jQuery.dequeue( this, type ); } } ); }, dequeue: function( type ) { return this.each( function() { jQuery.dequeue( this, type ); } ); }, clearQueue: function( type ) { return this.queue( type || "fx", [] ); },
// Get a promise resolved when queues of a certain type
// are emptied (fx is the type by default)
promise: function( type, obj ) { var tmp, count = 1, defer = jQuery.Deferred(), elements = this, i = this.length, resolve = function() { if ( !( --count ) ) { defer.resolveWith( elements, [ elements ] ); } };
if ( typeof type !== "string" ) { obj = type; type = undefined; } type = type || "fx";
while ( i-- ) { tmp = jQuery._data( elements[ i ], type + "queueHooks" ); if ( tmp && tmp.empty ) { count++; tmp.empty.add( resolve ); } } resolve(); return defer.promise( obj ); } } );
( function() { var shrinkWrapBlocksVal;
support.shrinkWrapBlocks = function() { if ( shrinkWrapBlocksVal != null ) { return shrinkWrapBlocksVal; }
// Will be changed later if needed.
shrinkWrapBlocksVal = false;
// Minified: var b,c,d
var div, body, container;
body = document.getElementsByTagName( "body" )[ 0 ]; if ( !body || !body.style ) {
// Test fired too early or in an unsupported environment, exit.
return; }
// Setup
div = document.createElement( "div" ); container = document.createElement( "div" ); container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px"; body.appendChild( container ).appendChild( div );
// Support: IE6
// Check if elements with layout shrink-wrap their children
if ( typeof div.style.zoom !== "undefined" ) {
// Reset CSS: box-sizing; display; margin; border
div.style.cssText =
// Support: Firefox<29, Android 2.3
// Vendor-prefix box-sizing
"-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" + "box-sizing:content-box;display:block;margin:0;border:0;" + "padding:1px;width:1px;zoom:1"; div.appendChild( document.createElement( "div" ) ).style.width = "5px"; shrinkWrapBlocksVal = div.offsetWidth !== 3; }
body.removeChild( container );
return shrinkWrapBlocksVal; };
} )(); var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
var isHidden = function( elem, el ) {
// isHidden might be called from jQuery#filter function;
// in that case, element will be second argument
elem = el || elem; return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); };
function adjustCSS( elem, prop, valueParts, tween ) { var adjusted, scale = 1, maxIterations = 20, currentValue = tween ? function() { return tween.cur(); } : function() { return jQuery.css( elem, prop, "" ); }, initial = currentValue(), unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
// Starting value computation is required for potential unit mismatches
initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && rcssNum.exec( jQuery.css( elem, prop ) );
if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
// Trust units reported by jQuery.css
unit = unit || initialInUnit[ 3 ];
// Make sure we update the tween properties later on
valueParts = valueParts || [];
// Iteratively approximate from a nonzero starting point
initialInUnit = +initial || 1;
do {
// If previous iteration zeroed out, double until we get *something*.
// Use string for doubling so we don't accidentally see scale as unchanged below
scale = scale || ".5";
// Adjust and apply
initialInUnit = initialInUnit / scale; jQuery.style( elem, prop, initialInUnit + unit );
// Update scale, tolerating zero or NaN from tween.cur()
// Break the loop if scale is unchanged or perfect, or if we've just had enough.
} while ( scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations ); }
if ( valueParts ) { initialInUnit = +initialInUnit || +initial || 0;
// Apply relative offset (+=/-=) if specified
adjusted = valueParts[ 1 ] ? initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : +valueParts[ 2 ]; if ( tween ) { tween.unit = unit; tween.start = initialInUnit; tween.end = adjusted; } } return adjusted; }
// Multifunctional method to get and set values of a collection
// The value/s can optionally be executed if it's a function
var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { var i = 0, length = elems.length, bulk = key == null;
// Sets many values
if ( jQuery.type( key ) === "object" ) { chainable = true; for ( i in key ) { access( elems, fn, i, key[ i ], true, emptyGet, raw ); }
// Sets one value
} else if ( value !== undefined ) { chainable = true;
if ( !jQuery.isFunction( value ) ) { raw = true; }
if ( bulk ) {
// Bulk operations run against the entire set
if ( raw ) { fn.call( elems, value ); fn = null;
// ...except when executing function values
} else { bulk = fn; fn = function( elem, key, value ) { return bulk.call( jQuery( elem ), value ); }; } }
if ( fn ) { for ( ; i < length; i++ ) { fn( elems[ i ], key, raw ? value : value.call( elems[ i ], i, fn( elems[ i ], key ) ) ); } } }
return chainable ? elems :
// Gets
bulk ? fn.call( elems ) : length ? fn( elems[ 0 ], key ) : emptyGet; }; var rcheckableType = ( /^(?:checkbox|radio)$/i );
var rtagName = ( /<([\w:-]+)/ );
var rscriptType = ( /^$|\/(?:java|ecma)script/i );
var rleadingWhitespace = ( /^\s+/ );
var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|" + "details|dialog|figcaption|figure|footer|header|hgroup|main|" + "mark|meter|nav|output|picture|progress|section|summary|template|time|video";
function createSafeFragment( document ) { var list = nodeNames.split( "|" ), safeFrag = document.createDocumentFragment();
if ( safeFrag.createElement ) { while ( list.length ) { safeFrag.createElement( list.pop() ); } } return safeFrag; }
( function() { var div = document.createElement( "div" ), fragment = document.createDocumentFragment(), input = document.createElement( "input" );
// Setup
div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
// IE strips leading whitespace when .innerHTML is used
support.leadingWhitespace = div.firstChild.nodeType === 3;
// Make sure that tbody elements aren't automatically inserted
// IE will insert them into empty tables
support.tbody = !div.getElementsByTagName( "tbody" ).length;
// Make sure that link elements get serialized correctly by innerHTML
// This requires a wrapper element in IE
support.htmlSerialize = !!div.getElementsByTagName( "link" ).length;
// Makes sure cloning an html5 element does not cause problems
// Where outerHTML is undefined, this still works
support.html5Clone = document.createElement( "nav" ).cloneNode( true ).outerHTML !== "<:nav></:nav>";
// Check if a disconnected checkbox will retain its checked
// value of true after appended to the DOM (IE6/7)
input.type = "checkbox"; input.checked = true; fragment.appendChild( input ); support.appendChecked = input.checked;
// Make sure textarea (and checkbox) defaultValue is properly cloned
// Support: IE6-IE11+
div.innerHTML = "<textarea>x</textarea>"; support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
// #11217 - WebKit loses check when the name is after the checked attribute
fragment.appendChild( div );
// Support: Windows Web Apps (WWA)
// `name` and `type` must use .setAttribute for WWA (#14901)
input = document.createElement( "input" ); input.setAttribute( "type", "radio" ); input.setAttribute( "checked", "checked" ); input.setAttribute( "name", "t" );
div.appendChild( input );
// Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
// old WebKit doesn't clone checked state correctly in fragments
support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
// Support: IE<9
// Cloned elements keep attachEvent handlers, we use addEventListener on IE9+
support.noCloneEvent = !!div.addEventListener;
// Support: IE<9
// Since attributes and properties are the same in IE,
// cleanData must set properties to undefined rather than use removeAttribute
div[ jQuery.expando ] = 1; support.attributes = !div.getAttribute( jQuery.expando ); } )();
// We have to close these tags to support XHTML (#13200)
var wrapMap = { option: [ 1, "<select multiple='multiple'>", "</select>" ], legend: [ 1, "<fieldset>", "</fieldset>" ], area: [ 1, "<map>", "</map>" ],
// Support: IE8
param: [ 1, "<object>", "</object>" ], thead: [ 1, "<table>", "</table>" ], tr: [ 2, "<table><tbody>", "</tbody></table>" ], col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ], td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
// unless wrapped in a div with non-breaking characters in front of it.
_default: support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>" ] };
// Support: IE8-IE9
wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td;
function getAll( context, tag ) { var elems, elem, i = 0, found = typeof context.getElementsByTagName !== "undefined" ? context.getElementsByTagName( tag || "*" ) : typeof context.querySelectorAll !== "undefined" ? context.querySelectorAll( tag || "*" ) : undefined;
if ( !found ) { for ( found = [], elems = context.childNodes || context; ( elem = elems[ i ] ) != null; i++ ) { if ( !tag || jQuery.nodeName( elem, tag ) ) { found.push( elem ); } else { jQuery.merge( found, getAll( elem, tag ) ); } } }
return tag === undefined || tag && jQuery.nodeName( context, tag ) ? jQuery.merge( [ context ], found ) : found; }
// Mark scripts as having already been evaluated
function setGlobalEval( elems, refElements ) { var elem, i = 0; for ( ; ( elem = elems[ i ] ) != null; i++ ) { jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[ i ], "globalEval" ) ); } }
var rhtml = /<|&#?\w+;/, rtbody = /<tbody/i;
function fixDefaultChecked( elem ) { if ( rcheckableType.test( elem.type ) ) { elem.defaultChecked = elem.checked; } }
function buildFragment( elems, context, scripts, selection, ignored ) { var j, elem, contains, tmp, tag, tbody, wrap, l = elems.length,
// Ensure a safe fragment
safe = createSafeFragment( context ),
nodes = [], i = 0;
for ( ; i < l; i++ ) { elem = elems[ i ];
if ( elem || elem === 0 ) {
// Add nodes directly
if ( jQuery.type( elem ) === "object" ) { jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
// Convert non-html into a text node
} else if ( !rhtml.test( elem ) ) { nodes.push( context.createTextNode( elem ) );
// Convert html into DOM nodes
} else { tmp = tmp || safe.appendChild( context.createElement( "div" ) );
// Deserialize a standard representation
tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); wrap = wrapMap[ tag ] || wrapMap._default;
tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
// Descend through wrappers to the right content
j = wrap[ 0 ]; while ( j-- ) { tmp = tmp.lastChild; }
// Manually add leading whitespace removed by IE
if ( !support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[ 0 ] ) ); }
// Remove IE's autoinserted <tbody> from table fragments
if ( !support.tbody ) {
// String was a <table>, *may* have spurious <tbody>
elem = tag === "table" && !rtbody.test( elem ) ? tmp.firstChild :
// String was a bare <thead> or <tfoot>
wrap[ 1 ] === "<table>" && !rtbody.test( elem ) ? tmp : 0;
j = elem && elem.childNodes.length; while ( j-- ) { if ( jQuery.nodeName( ( tbody = elem.childNodes[ j ] ), "tbody" ) && !tbody.childNodes.length ) {
elem.removeChild( tbody ); } } }
jQuery.merge( nodes, tmp.childNodes );
// Fix #12392 for WebKit and IE > 9
tmp.textContent = "";
// Fix #12392 for oldIE
while ( tmp.firstChild ) { tmp.removeChild( tmp.firstChild ); }
// Remember the top-level container for proper cleanup
tmp = safe.lastChild; } } }
// Fix #11356: Clear elements from fragment
if ( tmp ) { safe.removeChild( tmp ); }
// Reset defaultChecked for any radios and checkboxes
// about to be appended to the DOM in IE 6/7 (#8060)
if ( !support.appendChecked ) { jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); }
i = 0; while ( ( elem = nodes[ i++ ] ) ) {
// Skip elements already in the context collection (trac-4087)
if ( selection && jQuery.inArray( elem, selection ) > -1 ) { if ( ignored ) { ignored.push( elem ); }
continue; }
contains = jQuery.contains( elem.ownerDocument, elem );
// Append to fragment
tmp = getAll( safe.appendChild( elem ), "script" );
// Preserve script evaluation history
if ( contains ) { setGlobalEval( tmp ); }
// Capture executables
if ( scripts ) { j = 0; while ( ( elem = tmp[ j++ ] ) ) { if ( rscriptType.test( elem.type || "" ) ) { scripts.push( elem ); } } } }
tmp = null;
return safe; }
( function() { var i, eventName, div = document.createElement( "div" );
// Support: IE<9 (lack submit/change bubble), Firefox (lack focus(in | out) events)
for ( i in { submit: true, change: true, focusin: true } ) { eventName = "on" + i;
if ( !( support[ i ] = eventName in window ) ) {
// Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
div.setAttribute( eventName, "t" ); support[ i ] = div.attributes[ eventName ].expando === false; } }
// Null elements to avoid leaks in IE.
div = null; } )();
var rformElems = /^(?:input|select|textarea)$/i, rkeyEvent = /^key/, rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
function returnTrue() { return true; }
function returnFalse() { return false; }
// Support: IE9
// See #13393 for more info
function safeActiveElement() { try { return document.activeElement; } catch ( err ) { } }
function on( elem, types, selector, data, fn, one ) { var origFn, type;
// Types can be a map of types/handlers
if ( typeof types === "object" ) {
// ( types-Object, selector, data )
if ( typeof selector !== "string" ) {
// ( types-Object, data )
data = data || selector; selector = undefined; } for ( type in types ) { on( elem, type, selector, data, types[ type ], one ); } return elem; }
if ( data == null && fn == null ) {
// ( types, fn )
fn = selector; data = selector = undefined; } else if ( fn == null ) { if ( typeof selector === "string" ) {
// ( types, selector, fn )
fn = data; data = undefined; } else {
// ( types, data, fn )
fn = data; data = selector; selector = undefined; } } if ( fn === false ) { fn = returnFalse; } else if ( !fn ) { return elem; }
if ( one === 1 ) { origFn = fn; fn = function( event ) {
// Can use an empty set, since event contains the info
jQuery().off( event ); return origFn.apply( this, arguments ); };
// Use same guid so caller can remove using origFn
fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); } return elem.each( function() { jQuery.event.add( this, types, fn, data, selector ); } ); }
/* * Helper functions for managing events -- not part of the public interface. * Props to Dean Edwards' addEvent library for many of the ideas. */ jQuery.event = {
global: {},
add: function( elem, types, handler, data, selector ) { var tmp, events, t, handleObjIn, special, eventHandle, handleObj, handlers, type, namespaces, origType, elemData = jQuery._data( elem );
// Don't attach events to noData or text/comment nodes (but allow plain objects)
if ( !elemData ) { return; }
// Caller can pass in an object of custom data in lieu of the handler
if ( handler.handler ) { handleObjIn = handler; handler = handleObjIn.handler; selector = handleObjIn.selector; }
// Make sure that the handler has a unique ID, used to find/remove it later
if ( !handler.guid ) { handler.guid = jQuery.guid++; }
// Init the element's event structure and main handler, if this is the first
if ( !( events = elemData.events ) ) { events = elemData.events = {}; } if ( !( eventHandle = elemData.handle ) ) { eventHandle = elemData.handle = function( e ) {
// Discard the second event of a jQuery.event.trigger() and
// when an event is called after a page has unloaded
return typeof jQuery !== "undefined" && ( !e || jQuery.event.triggered !== e.type ) ? jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : undefined; };
// Add elem as a property of the handle fn to prevent a memory leak
// with IE non-native events
eventHandle.elem = elem; }
// Handle multiple events separated by a space
types = ( types || "" ).match( rnotwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; type = origType = tmp[ 1 ]; namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
// There *must* be a type, no attaching namespace-only handlers
if ( !type ) { continue; }
// If event changes its type, use the special event handlers for the changed type
special = jQuery.event.special[ type ] || {};
// If selector defined, determine special event api type, otherwise given type
type = ( selector ? special.delegateType : special.bindType ) || type;
// Update special based on newly reset type
special = jQuery.event.special[ type ] || {};
// handleObj is passed to all event handlers
handleObj = jQuery.extend( { type: type, origType: origType, data: data, handler: handler, guid: handler.guid, selector: selector, needsContext: selector && jQuery.expr.match.needsContext.test( selector ), namespace: namespaces.join( "." ) }, handleObjIn );
// Init the event handler queue if we're the first
if ( !( handlers = events[ type ] ) ) { handlers = events[ type ] = []; handlers.delegateCount = 0;
// Only use addEventListener/attachEvent if the special events handler returns false
if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
// Bind the global event handler to the element
if ( elem.addEventListener ) { elem.addEventListener( type, eventHandle, false );
} else if ( elem.attachEvent ) { elem.attachEvent( "on" + type, eventHandle ); } } }
if ( special.add ) { special.add.call( elem, handleObj );
if ( !handleObj.handler.guid ) { handleObj.handler.guid = handler.guid; } }
// Add to the element's handler list, delegates in front
if ( selector ) { handlers.splice( handlers.delegateCount++, 0, handleObj ); } else { handlers.push( handleObj ); }
// Keep track of which events have ever been used, for event optimization
jQuery.event.global[ type ] = true; }
// Nullify elem to prevent memory leaks in IE
elem = null; },
// Detach an event or set of events from an element
remove: function( elem, types, handler, selector, mappedTypes ) { var j, handleObj, tmp, origCount, t, events, special, handlers, type, namespaces, origType, elemData = jQuery.hasData( elem ) && jQuery._data( elem );
if ( !elemData || !( events = elemData.events ) ) { return; }
// Once for each type.namespace in types; type may be omitted
types = ( types || "" ).match( rnotwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; type = origType = tmp[ 1 ]; namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
// Unbind all events (on this namespace, if provided) for the element
if ( !type ) { for ( type in events ) { jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); } continue; }
special = jQuery.event.special[ type ] || {}; type = ( selector ? special.delegateType : special.bindType ) || type; handlers = events[ type ] || []; tmp = tmp[ 2 ] && new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
// Remove matching events
origCount = j = handlers.length; while ( j-- ) { handleObj = handlers[ j ];
if ( ( mappedTypes || origType === handleObj.origType ) && ( !handler || handler.guid === handleObj.guid ) && ( !tmp || tmp.test( handleObj.namespace ) ) && ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { handlers.splice( j, 1 );
if ( handleObj.selector ) { handlers.delegateCount--; } if ( special.remove ) { special.remove.call( elem, handleObj ); } } }
// Remove generic event handler if we removed something and no more handlers exist
// (avoids potential for endless recursion during removal of special event handlers)
if ( origCount && !handlers.length ) { if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
jQuery.removeEvent( elem, type, elemData.handle ); }
delete events[ type ]; } }
// Remove the expando if it's no longer used
if ( jQuery.isEmptyObject( events ) ) { delete elemData.handle;
// removeData also checks for emptiness and clears the expando if empty
// so use it instead of delete
jQuery._removeData( elem, "events" ); } },
trigger: function( event, data, elem, onlyHandlers ) { var handle, ontype, cur, bubbleType, special, tmp, i, eventPath = [ elem || document ], type = hasOwn.call( event, "type" ) ? event.type : event, namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
cur = tmp = elem = elem || document;
// Don't do events on text and comment nodes
if ( elem.nodeType === 3 || elem.nodeType === 8 ) { return; }
// focus/blur morphs to focusin/out; ensure we're not firing them right now
if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { return; }
if ( type.indexOf( "." ) > -1 ) {
// Namespaced trigger; create a regexp to match event type in handle()
namespaces = type.split( "." ); type = namespaces.shift(); namespaces.sort(); } ontype = type.indexOf( ":" ) < 0 && "on" + type;
// Caller can pass in a jQuery.Event object, Object, or just an event type string
event = event[ jQuery.expando ] ? event : new jQuery.Event( type, typeof event === "object" && event );
// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
event.isTrigger = onlyHandlers ? 2 : 3; event.namespace = namespaces.join( "." ); event.rnamespace = event.namespace ? new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) : null;
// Clean up the event in case it is being reused
event.result = undefined; if ( !event.target ) { event.target = elem; }
// Clone any incoming data and prepend the event, creating the handler arg list
data = data == null ? [ event ] : jQuery.makeArray( data, [ event ] );
// Allow special events to draw outside the lines
special = jQuery.event.special[ type ] || {}; if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { return; }
// Determine event propagation path in advance, per W3C events spec (#9951)
// Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
bubbleType = special.delegateType || type; if ( !rfocusMorph.test( bubbleType + type ) ) { cur = cur.parentNode; } for ( ; cur; cur = cur.parentNode ) { eventPath.push( cur ); tmp = cur; }
// Only add window if we got to document (e.g., not plain obj or detached DOM)
if ( tmp === ( elem.ownerDocument || document ) ) { eventPath.push( tmp.defaultView || tmp.parentWindow || window ); } }
// Fire handlers on the event path
i = 0; while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
event.type = i > 1 ? bubbleType : special.bindType || type;
// jQuery handler
handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
if ( handle ) { handle.apply( cur, data ); }
// Native handler
handle = ontype && cur[ ontype ]; if ( handle && handle.apply && acceptData( cur ) ) { event.result = handle.apply( cur, data ); if ( event.result === false ) { event.preventDefault(); } } } event.type = type;
// If nobody prevented the default action, do it now
if ( !onlyHandlers && !event.isDefaultPrevented() ) {
if ( ( !special._default || special._default.apply( eventPath.pop(), data ) === false ) && acceptData( elem ) ) {
// Call a native DOM method on the target with the same name name as the event.
// Can't use an .isFunction() check here because IE6/7 fails that test.
// Don't do default actions on window, that's where global variables be (#6170)
if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
// Don't re-trigger an onFOO event when we call its FOO() method
tmp = elem[ ontype ];
if ( tmp ) { elem[ ontype ] = null; }
// Prevent re-triggering of the same event, since we already bubbled it above
jQuery.event.triggered = type; try { elem[ type ](); } catch ( e ) {
// IE<9 dies on focus/blur to hidden element (#1486,#12518)
// only reproducible on winXP IE8 native, not IE9 in IE8 mode
} jQuery.event.triggered = undefined;
if ( tmp ) { elem[ ontype ] = tmp; } } } }
return event.result; },
dispatch: function( event ) {
// Make a writable jQuery.Event from the native event object
event = jQuery.event.fix( event );
var i, j, ret, matched, handleObj, handlerQueue = [], args = slice.call( arguments ), handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], special = jQuery.event.special[ event.type ] || {};
// Use the fix-ed jQuery.Event rather than the (read-only) native event
args[ 0 ] = event; event.delegateTarget = this;
// Call the preDispatch hook for the mapped type, and let it bail if desired
if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { return; }
// Determine handlers
handlerQueue = jQuery.event.handlers.call( this, event, handlers );
// Run delegates first; they may want to stop propagation beneath us
i = 0; while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { event.currentTarget = matched.elem;
j = 0; while ( ( handleObj = matched.handlers[ j++ ] ) && !event.isImmediatePropagationStopped() ) {
// Triggered event must either 1) have no namespace, or 2) have namespace(s)
// a subset or equal to those in the bound event (both can have no namespace).
if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) {
event.handleObj = handleObj; event.data = handleObj.data;
ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || handleObj.handler ).apply( matched.elem, args );
if ( ret !== undefined ) { if ( ( event.result = ret ) === false ) { event.preventDefault(); event.stopPropagation(); } } } } }
// Call the postDispatch hook for the mapped type
if ( special.postDispatch ) { special.postDispatch.call( this, event ); }
return event.result; },
handlers: function( event, handlers ) { var i, matches, sel, handleObj, handlerQueue = [], delegateCount = handlers.delegateCount, cur = event.target;
// Support (at least): Chrome, IE9
// Find delegate handlers
// Black-hole SVG <use> instance trees (#13180)
//
// Support: Firefox<=42+
// Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
if ( delegateCount && cur.nodeType && ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) {
/* jshint eqeqeq: false */ for ( ; cur != this; cur = cur.parentNode || this ) { /* jshint eqeqeq: true */
// Don't check non-elements (#13208)
// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) { matches = []; for ( i = 0; i < delegateCount; i++ ) { handleObj = handlers[ i ];
// Don't conflict with Object.prototype properties (#13203)
sel = handleObj.selector + " ";
if ( matches[ sel ] === undefined ) { matches[ sel ] = handleObj.needsContext ? jQuery( sel, this ).index( cur ) > -1 : jQuery.find( sel, this, null, [ cur ] ).length; } if ( matches[ sel ] ) { matches.push( handleObj ); } } if ( matches.length ) { handlerQueue.push( { elem: cur, handlers: matches } ); } } } }
// Add the remaining (directly-bound) handlers
if ( delegateCount < handlers.length ) { handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } ); }
return handlerQueue; },
fix: function( event ) { if ( event[ jQuery.expando ] ) { return event; }
// Create a writable copy of the event object and normalize some properties
var i, prop, copy, type = event.type, originalEvent = event, fixHook = this.fixHooks[ type ];
if ( !fixHook ) { this.fixHooks[ type ] = fixHook = rmouseEvent.test( type ) ? this.mouseHooks : rkeyEvent.test( type ) ? this.keyHooks : {}; } copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
event = new jQuery.Event( originalEvent );
i = copy.length; while ( i-- ) { prop = copy[ i ]; event[ prop ] = originalEvent[ prop ]; }
// Support: IE<9
// Fix target property (#1925)
if ( !event.target ) { event.target = originalEvent.srcElement || document; }
// Support: Safari 6-8+
// Target should not be a text node (#504, #13143)
if ( event.target.nodeType === 3 ) { event.target = event.target.parentNode; }
// Support: IE<9
// For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
event.metaKey = !!event.metaKey;
return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; },
// Includes some event props shared by KeyEvent and MouseEvent
props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " + "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ),
fixHooks: {},
keyHooks: { props: "char charCode key keyCode".split( " " ), filter: function( event, original ) {
// Add which for key events
if ( event.which == null ) { event.which = original.charCode != null ? original.charCode : original.keyCode; }
return event; } },
mouseHooks: { props: ( "button buttons clientX clientY fromElement offsetX offsetY " + "pageX pageY screenX screenY toElement" ).split( " " ), filter: function( event, original ) { var body, eventDoc, doc, button = original.button, fromElement = original.fromElement;
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == null && original.clientX != null ) { eventDoc = event.target.ownerDocument || document; doc = eventDoc.documentElement; body = eventDoc.body;
event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); }
// Add relatedTarget, if necessary
if ( !event.relatedTarget && fromElement ) { event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; }
// Add which for click: 1 === left; 2 === middle; 3 === right
// Note: button is not normalized, so don't use it
if ( !event.which && button !== undefined ) { event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); }
return event; } },
special: { load: {
// Prevent triggered image.load events from bubbling to window.load
noBubble: true }, focus: {
// Fire native event if possible so blur/focus sequence is correct
trigger: function() { if ( this !== safeActiveElement() && this.focus ) { try { this.focus(); return false; } catch ( e ) {
// Support: IE<9
// If we error on focus to hidden element (#1486, #12518),
// let .trigger() run the handlers
} } }, delegateType: "focusin" }, blur: { trigger: function() { if ( this === safeActiveElement() && this.blur ) { this.blur(); return false; } }, delegateType: "focusout" }, click: {
// For checkbox, fire native event so checked state will be right
trigger: function() { if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { this.click(); return false; } },
// For cross-browser consistency, don't fire native .click() on links
_default: function( event ) { return jQuery.nodeName( event.target, "a" ); } },
beforeunload: { postDispatch: function( event ) {
// Support: Firefox 20+
// Firefox doesn't alert if the returnValue field is not set.
if ( event.result !== undefined && event.originalEvent ) { event.originalEvent.returnValue = event.result; } } } },
// Piggyback on a donor event to simulate a different one
simulate: function( type, elem, event ) { var e = jQuery.extend( new jQuery.Event(), event, { type: type, isSimulated: true
// Previously, `originalEvent: {}` was set here, so stopPropagation call
// would not be triggered on donor event, since in our own
// jQuery.event.stopPropagation function we had a check for existence of
// originalEvent.stopPropagation method, so, consequently it would be a noop.
//
// Guard for simulated events was moved to jQuery.event.stopPropagation function
// since `originalEvent` should point to the original event for the
// constancy with other events and for more focused logic
} );
jQuery.event.trigger( e, null, elem );
if ( e.isDefaultPrevented() ) { event.preventDefault(); } } };
jQuery.removeEvent = document.removeEventListener ? function( elem, type, handle ) {
// This "if" is needed for plain objects
if ( elem.removeEventListener ) { elem.removeEventListener( type, handle ); } } : function( elem, type, handle ) { var name = "on" + type;
if ( elem.detachEvent ) {
// #8545, #7054, preventing memory leaks for custom events in IE6-8
// detachEvent needed property on element, by name of that event,
// to properly expose it to GC
if ( typeof elem[ name ] === "undefined" ) { elem[ name ] = null; }
elem.detachEvent( name, handle ); } };
jQuery.Event = function( src, props ) {
// Allow instantiation without the 'new' keyword
if ( !( this instanceof jQuery.Event ) ) { return new jQuery.Event( src, props ); }
// Event object
if ( src && src.type ) { this.originalEvent = src; this.type = src.type;
// Events bubbling up the document may have been marked as prevented
// by a handler lower down the tree; reflect the correct value.
this.isDefaultPrevented = src.defaultPrevented || src.defaultPrevented === undefined &&
// Support: IE < 9, Android < 4.0
src.returnValue === false ? returnTrue : returnFalse;
// Event type
} else { this.type = src; }
// Put explicitly provided properties onto the event object
if ( props ) { jQuery.extend( this, props ); }
// Create a timestamp if incoming event doesn't have one
this.timeStamp = src && src.timeStamp || jQuery.now();
// Mark it as fixed
this[ jQuery.expando ] = true; };
// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
jQuery.Event.prototype = { constructor: jQuery.Event, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse,
preventDefault: function() { var e = this.originalEvent;
this.isDefaultPrevented = returnTrue; if ( !e ) { return; }
// If preventDefault exists, run it on the original event
if ( e.preventDefault ) { e.preventDefault();
// Support: IE
// Otherwise set the returnValue property of the original event to false
} else { e.returnValue = false; } }, stopPropagation: function() { var e = this.originalEvent;
this.isPropagationStopped = returnTrue;
if ( !e || this.isSimulated ) { return; }
// If stopPropagation exists, run it on the original event
if ( e.stopPropagation ) { e.stopPropagation(); }
// Support: IE
// Set the cancelBubble property of the original event to true
e.cancelBubble = true; }, stopImmediatePropagation: function() { var e = this.originalEvent;
this.isImmediatePropagationStopped = returnTrue;
if ( e && e.stopImmediatePropagation ) { e.stopImmediatePropagation(); }
this.stopPropagation(); } };
// Create mouseenter/leave events using mouseover/out and event-time checks
// so that event delegation works in jQuery.
// Do the same for pointerenter/pointerleave and pointerover/pointerout
//
// Support: Safari 7 only
// Safari sends mouseenter too often; see:
// https://code.google.com/p/chromium/issues/detail?id=470258
// for the description of the bug (it existed in older Chrome versions as well).
jQuery.each( { mouseenter: "mouseover", mouseleave: "mouseout", pointerenter: "pointerover", pointerleave: "pointerout" }, function( orig, fix ) { jQuery.event.special[ orig ] = { delegateType: fix, bindType: fix,
handle: function( event ) { var ret, target = this, related = event.relatedTarget, handleObj = event.handleObj;
// For mouseenter/leave call the handler if related is outside the target.
// NB: No relatedTarget if the mouse left/entered the browser window
if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { event.type = handleObj.origType; ret = handleObj.handler.apply( this, arguments ); event.type = fix; } return ret; } }; } );
// IE submit delegation
if ( !support.submit ) {
jQuery.event.special.submit = { setup: function() {
// Only need this for delegated form submit events
if ( jQuery.nodeName( this, "form" ) ) { return false; }
// Lazy-add a submit handler when a descendant form may potentially be submitted
jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
// Node name check avoids a VML-related crash in IE (#9807)
var elem = e.target, form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ?
// Support: IE <=8
// We use jQuery.prop instead of elem.form
// to allow fixing the IE8 delegated submit issue (gh-2332)
// by 3rd party polyfills/workarounds.
jQuery.prop( elem, "form" ) : undefined;
if ( form && !jQuery._data( form, "submit" ) ) { jQuery.event.add( form, "submit._submit", function( event ) { event._submitBubble = true; } ); jQuery._data( form, "submit", true ); } } );
// return undefined since we don't need an event listener
},
postDispatch: function( event ) {
// If form was submitted by the user, bubble the event up the tree
if ( event._submitBubble ) { delete event._submitBubble; if ( this.parentNode && !event.isTrigger ) { jQuery.event.simulate( "submit", this.parentNode, event ); } } },
teardown: function() {
// Only need this for delegated form submit events
if ( jQuery.nodeName( this, "form" ) ) { return false; }
// Remove delegated handlers; cleanData eventually reaps submit handlers attached above
jQuery.event.remove( this, "._submit" ); } }; }
// IE change delegation and checkbox/radio fix
if ( !support.change ) {
jQuery.event.special.change = {
setup: function() {
if ( rformElems.test( this.nodeName ) ) {
// IE doesn't fire change on a check/radio until blur; trigger it on click
// after a propertychange. Eat the blur-change in special.change.handle.
// This still fires onchange a second time for check/radio after blur.
if ( this.type === "checkbox" || this.type === "radio" ) { jQuery.event.add( this, "propertychange._change", function( event ) { if ( event.originalEvent.propertyName === "checked" ) { this._justChanged = true; } } ); jQuery.event.add( this, "click._change", function( event ) { if ( this._justChanged && !event.isTrigger ) { this._justChanged = false; }
// Allow triggered, simulated change events (#11500)
jQuery.event.simulate( "change", this, event ); } ); } return false; }
// Delegated event; lazy-add a change handler on descendant inputs
jQuery.event.add( this, "beforeactivate._change", function( e ) { var elem = e.target;
if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "change" ) ) { jQuery.event.add( elem, "change._change", function( event ) { if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { jQuery.event.simulate( "change", this.parentNode, event ); } } ); jQuery._data( elem, "change", true ); } } ); },
handle: function( event ) { var elem = event.target;
// Swallow native change events from checkbox/radio, we already triggered them above
if ( this !== elem || event.isSimulated || event.isTrigger || ( elem.type !== "radio" && elem.type !== "checkbox" ) ) {
return event.handleObj.handler.apply( this, arguments ); } },
teardown: function() { jQuery.event.remove( this, "._change" );
return !rformElems.test( this.nodeName ); } }; }
// Support: Firefox
// Firefox doesn't have focus(in | out) events
// Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
//
// Support: Chrome, Safari
// focus(in | out) events fire after focus & blur events,
// which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
// Related ticket - https://code.google.com/p/chromium/issues/detail?id=449857
if ( !support.focusin ) { jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
// Attach a single capturing handler on the document while someone wants focusin/focusout
var handler = function( event ) { jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) ); };
jQuery.event.special[ fix ] = { setup: function() { var doc = this.ownerDocument || this, attaches = jQuery._data( doc, fix );
if ( !attaches ) { doc.addEventListener( orig, handler, true ); } jQuery._data( doc, fix, ( attaches || 0 ) + 1 ); }, teardown: function() { var doc = this.ownerDocument || this, attaches = jQuery._data( doc, fix ) - 1;
if ( !attaches ) { doc.removeEventListener( orig, handler, true ); jQuery._removeData( doc, fix ); } else { jQuery._data( doc, fix, attaches ); } } }; } ); }
jQuery.fn.extend( {
on: function( types, selector, data, fn ) { return on( this, types, selector, data, fn ); }, one: function( types, selector, data, fn ) { return on( this, types, selector, data, fn, 1 ); }, off: function( types, selector, fn ) { var handleObj, type; if ( types && types.preventDefault && types.handleObj ) {
// ( event ) dispatched jQuery.Event
handleObj = types.handleObj; jQuery( types.delegateTarget ).off( handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, handleObj.selector, handleObj.handler ); return this; } if ( typeof types === "object" ) {
// ( types-object [, selector] )
for ( type in types ) { this.off( type, selector, types[ type ] ); } return this; } if ( selector === false || typeof selector === "function" ) {
// ( types [, fn] )
fn = selector; selector = undefined; } if ( fn === false ) { fn = returnFalse; } return this.each( function() { jQuery.event.remove( this, types, fn, selector ); } ); },
trigger: function( type, data ) { return this.each( function() { jQuery.event.trigger( type, data, this ); } ); }, triggerHandler: function( type, data ) { var elem = this[ 0 ]; if ( elem ) { return jQuery.event.trigger( type, data, elem, true ); } } } );
var rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, rnoshimcache = new RegExp( "<(?:" + nodeNames + ")[\\s/>]", "i" ), rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi,
// Support: IE 10-11, Edge 10240+
// In IE/Edge using regex groups here causes severe slowdowns.
// See https://connect.microsoft.com/IE/feedback/details/1736512/
rnoInnerhtml = /<script|<style|<link/i,
// checked="checked" or checked
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, rscriptTypeMasked = /^true\/(.*)/, rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g, safeFragment = createSafeFragment( document ), fragmentDiv = safeFragment.appendChild( document.createElement( "div" ) );
// Support: IE<8
// Manipulating tables requires a tbody
function manipulationTarget( elem, content ) { return jQuery.nodeName( elem, "table" ) && jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?
elem.getElementsByTagName( "tbody" )[ 0 ] || elem.appendChild( elem.ownerDocument.createElement( "tbody" ) ) : elem; }
// Replace/restore the type attribute of script elements for safe DOM manipulation
function disableScript( elem ) { elem.type = ( jQuery.find.attr( elem, "type" ) !== null ) + "/" + elem.type; return elem; } function restoreScript( elem ) { var match = rscriptTypeMasked.exec( elem.type ); if ( match ) { elem.type = match[ 1 ]; } else { elem.removeAttribute( "type" ); } return elem; }
function cloneCopyEvent( src, dest ) { if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { return; }
var type, i, l, oldData = jQuery._data( src ), curData = jQuery._data( dest, oldData ), events = oldData.events;
if ( events ) { delete curData.handle; curData.events = {};
for ( type in events ) { for ( i = 0, l = events[ type ].length; i < l; i++ ) { jQuery.event.add( dest, type, events[ type ][ i ] ); } } }
// make the cloned public data object a copy from the original
if ( curData.data ) { curData.data = jQuery.extend( {}, curData.data ); } }
function fixCloneNodeIssues( src, dest ) { var nodeName, e, data;
// We do not need to do anything for non-Elements
if ( dest.nodeType !== 1 ) { return; }
nodeName = dest.nodeName.toLowerCase();
// IE6-8 copies events bound via attachEvent when using cloneNode.
if ( !support.noCloneEvent && dest[ jQuery.expando ] ) { data = jQuery._data( dest );
for ( e in data.events ) { jQuery.removeEvent( dest, e, data.handle ); }
// Event data gets referenced instead of copied if the expando gets copied too
dest.removeAttribute( jQuery.expando ); }
// IE blanks contents when cloning scripts, and tries to evaluate newly-set text
if ( nodeName === "script" && dest.text !== src.text ) { disableScript( dest ).text = src.text; restoreScript( dest );
// IE6-10 improperly clones children of object elements using classid.
// IE10 throws NoModificationAllowedError if parent is null, #12132.
} else if ( nodeName === "object" ) { if ( dest.parentNode ) { dest.outerHTML = src.outerHTML; }
// This path appears unavoidable for IE9. When cloning an object
// element in IE9, the outerHTML strategy above is not sufficient.
// If the src has innerHTML and the destination does not,
// copy the src.innerHTML into the dest.innerHTML. #10324
if ( support.html5Clone && ( src.innerHTML && !jQuery.trim( dest.innerHTML ) ) ) { dest.innerHTML = src.innerHTML; }
} else if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
// IE6-8 fails to persist the checked state of a cloned checkbox
// or radio button. Worse, IE6-7 fail to give the cloned element
// a checked appearance if the defaultChecked value isn't also set
dest.defaultChecked = dest.checked = src.checked;
// IE6-7 get confused and end up setting the value of a cloned
// checkbox/radio button to an empty string instead of "on"
if ( dest.value !== src.value ) { dest.value = src.value; }
// IE6-8 fails to return the selected option to the default selected
// state when cloning options
} else if ( nodeName === "option" ) { dest.defaultSelected = dest.selected = src.defaultSelected;
// IE6-8 fails to set the defaultValue to the correct value when
// cloning other types of input fields
} else if ( nodeName === "input" || nodeName === "textarea" ) { dest.defaultValue = src.defaultValue; } }
function domManip( collection, args, callback, ignored ) {
// Flatten any nested arrays
args = concat.apply( [], args );
var first, node, hasScripts, scripts, doc, fragment, i = 0, l = collection.length, iNoClone = l - 1, value = args[ 0 ], isFunction = jQuery.isFunction( value );
// We can't cloneNode fragments that contain checked, in WebKit
if ( isFunction || ( l > 1 && typeof value === "string" && !support.checkClone && rchecked.test( value ) ) ) { return collection.each( function( index ) { var self = collection.eq( index ); if ( isFunction ) { args[ 0 ] = value.call( this, index, self.html() ); } domManip( self, args, callback, ignored ); } ); }
if ( l ) { fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); first = fragment.firstChild;
if ( fragment.childNodes.length === 1 ) { fragment = first; }
// Require either new content or an interest in ignored elements to invoke the callback
if ( first || ignored ) { scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); hasScripts = scripts.length;
// Use the original fragment for the last item
// instead of the first because it can end up
// being emptied incorrectly in certain situations (#8070).
for ( ; i < l; i++ ) { node = fragment;
if ( i !== iNoClone ) { node = jQuery.clone( node, true, true );
// Keep references to cloned scripts for later restoration
if ( hasScripts ) {
// Support: Android<4.1, PhantomJS<2
// push.apply(_, arraylike) throws on ancient WebKit
jQuery.merge( scripts, getAll( node, "script" ) ); } }
callback.call( collection[ i ], node, i ); }
if ( hasScripts ) { doc = scripts[ scripts.length - 1 ].ownerDocument;
// Reenable scripts
jQuery.map( scripts, restoreScript );
// Evaluate executable scripts on first document insertion
for ( i = 0; i < hasScripts; i++ ) { node = scripts[ i ]; if ( rscriptType.test( node.type || "" ) && !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
if ( node.src ) {
// Optional AJAX dependency, but won't run scripts if not present
if ( jQuery._evalUrl ) { jQuery._evalUrl( node.src ); } } else { jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ) .replace( rcleanScript, "" ) ); } } } }
// Fix #11809: Avoid leaking memory
fragment = first = null; } }
return collection; }
function remove( elem, selector, keepData ) { var node, elems = selector ? jQuery.filter( selector, elem ) : elem, i = 0;
for ( ; ( node = elems[ i ] ) != null; i++ ) {
if ( !keepData && node.nodeType === 1 ) { jQuery.cleanData( getAll( node ) ); }
if ( node.parentNode ) { if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { setGlobalEval( getAll( node, "script" ) ); } node.parentNode.removeChild( node ); } }
return elem; }
jQuery.extend( { htmlPrefilter: function( html ) { return html.replace( rxhtmlTag, "<$1></$2>" ); },
clone: function( elem, dataAndEvents, deepDataAndEvents ) { var destElements, node, clone, i, srcElements, inPage = jQuery.contains( elem.ownerDocument, elem );
if ( support.html5Clone || jQuery.isXMLDoc( elem ) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
clone = elem.cloneNode( true );
// IE<=8 does not properly clone detached, unknown element nodes
} else { fragmentDiv.innerHTML = elem.outerHTML; fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); }
if ( ( !support.noCloneEvent || !support.noCloneChecked ) && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) {
// We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
destElements = getAll( clone ); srcElements = getAll( elem );
// Fix all IE cloning issues
for ( i = 0; ( node = srcElements[ i ] ) != null; ++i ) {
// Ensure that the destination node is not null; Fixes #9587
if ( destElements[ i ] ) { fixCloneNodeIssues( node, destElements[ i ] ); } } }
// Copy the events from the original to the clone
if ( dataAndEvents ) { if ( deepDataAndEvents ) { srcElements = srcElements || getAll( elem ); destElements = destElements || getAll( clone );
for ( i = 0; ( node = srcElements[ i ] ) != null; i++ ) { cloneCopyEvent( node, destElements[ i ] ); } } else { cloneCopyEvent( elem, clone ); } }
// Preserve script evaluation history
destElements = getAll( clone, "script" ); if ( destElements.length > 0 ) { setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); }
destElements = srcElements = node = null;
// Return the cloned set
return clone; },
cleanData: function( elems, /* internal */ forceAcceptData ) { var elem, type, id, data, i = 0, internalKey = jQuery.expando, cache = jQuery.cache, attributes = support.attributes, special = jQuery.event.special;
for ( ; ( elem = elems[ i ] ) != null; i++ ) { if ( forceAcceptData || acceptData( elem ) ) {
id = elem[ internalKey ]; data = id && cache[ id ];
if ( data ) { if ( data.events ) { for ( type in data.events ) { if ( special[ type ] ) { jQuery.event.remove( elem, type );
// This is a shortcut to avoid jQuery.event.remove's overhead
} else { jQuery.removeEvent( elem, type, data.handle ); } } }
// Remove cache only if it was not already removed by jQuery.event.remove
if ( cache[ id ] ) {
delete cache[ id ];
// Support: IE<9
// IE does not allow us to delete expando properties from nodes
// IE creates expando attributes along with the property
// IE does not have a removeAttribute function on Document nodes
if ( !attributes && typeof elem.removeAttribute !== "undefined" ) { elem.removeAttribute( internalKey );
// Webkit & Blink performance suffers when deleting properties
// from DOM nodes, so set to undefined instead
// https://code.google.com/p/chromium/issues/detail?id=378607
} else { elem[ internalKey ] = undefined; }
deletedIds.push( id ); } } } } } } );
jQuery.fn.extend( {
// Keep domManip exposed until 3.0 (gh-2225)
domManip: domManip,
detach: function( selector ) { return remove( this, selector, true ); },
remove: function( selector ) { return remove( this, selector ); },
text: function( value ) { return access( this, function( value ) { return value === undefined ? jQuery.text( this ) : this.empty().append( ( this[ 0 ] && this[ 0 ].ownerDocument || document ).createTextNode( value ) ); }, null, value, arguments.length ); },
append: function() { return domManip( this, arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.appendChild( elem ); } } ); },
prepend: function() { return domManip( this, arguments, function( elem ) { if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { var target = manipulationTarget( this, elem ); target.insertBefore( elem, target.firstChild ); } } ); },
before: function() { return domManip( this, arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this ); } } ); },
after: function() { return domManip( this, arguments, function( elem ) { if ( this.parentNode ) { this.parentNode.insertBefore( elem, this.nextSibling ); } } ); },
empty: function() { var elem, i = 0;
for ( ; ( elem = this[ i ] ) != null; i++ ) {
// Remove element nodes and prevent memory leaks
if ( elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem, false ) ); }
// Remove any remaining nodes
while ( elem.firstChild ) { elem.removeChild( elem.firstChild ); }
// If this is a select, ensure that it displays empty (#12336)
// Support: IE<9
if ( elem.options && jQuery.nodeName( elem, "select" ) ) { elem.options.length = 0; } }
return this; },
clone: function( dataAndEvents, deepDataAndEvents ) { dataAndEvents = dataAndEvents == null ? false : dataAndEvents; deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
return this.map( function() { return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); } ); },
html: function( value ) { return access( this, function( value ) { var elem = this[ 0 ] || {}, i = 0, l = this.length;
if ( value === undefined ) { return elem.nodeType === 1 ? elem.innerHTML.replace( rinlinejQuery, "" ) : undefined; }
// See if we can take a shortcut and just use innerHTML
if ( typeof value === "string" && !rnoInnerhtml.test( value ) && ( support.htmlSerialize || !rnoshimcache.test( value ) ) && ( support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
value = jQuery.htmlPrefilter( value );
try { for ( ; i < l; i++ ) {
// Remove element nodes and prevent memory leaks
elem = this[ i ] || {}; if ( elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem, false ) ); elem.innerHTML = value; } }
elem = 0;
// If using innerHTML throws an exception, use the fallback method
} catch ( e ) {} }
if ( elem ) { this.empty().append( value ); } }, null, value, arguments.length ); },
replaceWith: function() { var ignored = [];
// Make the changes, replacing each non-ignored context element with the new content
return domManip( this, arguments, function( elem ) { var parent = this.parentNode;
if ( jQuery.inArray( this, ignored ) < 0 ) { jQuery.cleanData( getAll( this ) ); if ( parent ) { parent.replaceChild( elem, this ); } }
// Force callback invocation
}, ignored ); } } );
jQuery.each( { appendTo: "append", prependTo: "prepend", insertBefore: "before", insertAfter: "after", replaceAll: "replaceWith" }, function( name, original ) { jQuery.fn[ name ] = function( selector ) { var elems, i = 0, ret = [], insert = jQuery( selector ), last = insert.length - 1;
for ( ; i <= last; i++ ) { elems = i === last ? this : this.clone( true ); jQuery( insert[ i ] )[ original ]( elems );
// Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
push.apply( ret, elems.get() ); }
return this.pushStack( ret ); }; } );
var iframe, elemdisplay = {
// Support: Firefox
// We have to pre-define these values for FF (#10227)
HTML: "block", BODY: "block" };
/** * Retrieve the actual display of a element * @param {String} name nodeName of the element * @param {Object} doc Document object */
// Called only from within defaultDisplay
function actualDisplay( name, doc ) { var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
display = jQuery.css( elem[ 0 ], "display" );
// We don't have any data stored on the element,
// so use "detach" method as fast way to get rid of the element
elem.detach();
return display; }
/** * Try to determine the default display value of an element * @param {String} nodeName */ function defaultDisplay( nodeName ) { var doc = document, display = elemdisplay[ nodeName ];
if ( !display ) { display = actualDisplay( nodeName, doc );
// If the simple way fails, read from inside an iframe
if ( display === "none" || !display ) {
// Use the already-created iframe if possible
iframe = ( iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" ) ) .appendTo( doc.documentElement );
// Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
doc = ( iframe[ 0 ].contentWindow || iframe[ 0 ].contentDocument ).document;
// Support: IE
doc.write(); doc.close();
display = actualDisplay( nodeName, doc ); iframe.detach(); }
// Store the correct default display
elemdisplay[ nodeName ] = display; }
return display; } var rmargin = ( /^margin/ );
var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
var swap = function( elem, options, callback, args ) { var ret, name, old = {};
// Remember the old values, and insert the new ones
for ( name in options ) { old[ name ] = elem.style[ name ]; elem.style[ name ] = options[ name ]; }
ret = callback.apply( elem, args || [] );
// Revert the old values
for ( name in options ) { elem.style[ name ] = old[ name ]; }
return ret; };
var documentElement = document.documentElement;
( function() { var pixelPositionVal, pixelMarginRightVal, boxSizingReliableVal, reliableHiddenOffsetsVal, reliableMarginRightVal, reliableMarginLeftVal, container = document.createElement( "div" ), div = document.createElement( "div" );
// Finish early in limited (non-browser) environments
if ( !div.style ) { return; }
div.style.cssText = "float:left;opacity:.5";
// Support: IE<9
// Make sure that element opacity exists (as opposed to filter)
support.opacity = div.style.opacity === "0.5";
// Verify style float existence
// (IE uses styleFloat instead of cssFloat)
support.cssFloat = !!div.style.cssFloat;
div.style.backgroundClip = "content-box"; div.cloneNode( true ).style.backgroundClip = ""; support.clearCloneStyle = div.style.backgroundClip === "content-box";
container = document.createElement( "div" ); container.style.cssText = "border:0;width:8px;height:0;top:0;left:-9999px;" + "padding:0;margin-top:1px;position:absolute"; div.innerHTML = ""; container.appendChild( div );
// Support: Firefox<29, Android 2.3
// Vendor-prefix box-sizing
support.boxSizing = div.style.boxSizing === "" || div.style.MozBoxSizing === "" || div.style.WebkitBoxSizing === "";
jQuery.extend( support, { reliableHiddenOffsets: function() { if ( pixelPositionVal == null ) { computeStyleTests(); } return reliableHiddenOffsetsVal; },
boxSizingReliable: function() {
// We're checking for pixelPositionVal here instead of boxSizingReliableVal
// since that compresses better and they're computed together anyway.
if ( pixelPositionVal == null ) { computeStyleTests(); } return boxSizingReliableVal; },
pixelMarginRight: function() {
// Support: Android 4.0-4.3
if ( pixelPositionVal == null ) { computeStyleTests(); } return pixelMarginRightVal; },
pixelPosition: function() { if ( pixelPositionVal == null ) { computeStyleTests(); } return pixelPositionVal; },
reliableMarginRight: function() {
// Support: Android 2.3
if ( pixelPositionVal == null ) { computeStyleTests(); } return reliableMarginRightVal; },
reliableMarginLeft: function() {
// Support: IE <=8 only, Android 4.0 - 4.3 only, Firefox <=3 - 37
if ( pixelPositionVal == null ) { computeStyleTests(); } return reliableMarginLeftVal; } } );
function computeStyleTests() { var contents, divStyle, documentElement = document.documentElement;
// Setup
documentElement.appendChild( container );
div.style.cssText =
// Support: Android 2.3
// Vendor-prefix box-sizing
"-webkit-box-sizing:border-box;box-sizing:border-box;" + "position:relative;display:block;" + "margin:auto;border:1px;padding:1px;" + "top:1%;width:50%";
// Support: IE<9
// Assume reasonable values in the absence of getComputedStyle
pixelPositionVal = boxSizingReliableVal = reliableMarginLeftVal = false; pixelMarginRightVal = reliableMarginRightVal = true;
// Check for getComputedStyle so that this code is not run in IE<9.
if ( window.getComputedStyle ) { divStyle = window.getComputedStyle( div ); pixelPositionVal = ( divStyle || {} ).top !== "1%"; reliableMarginLeftVal = ( divStyle || {} ).marginLeft === "2px"; boxSizingReliableVal = ( divStyle || { width: "4px" } ).width === "4px";
// Support: Android 4.0 - 4.3 only
// Some styles come back with percentage values, even though they shouldn't
div.style.marginRight = "50%"; pixelMarginRightVal = ( divStyle || { marginRight: "4px" } ).marginRight === "4px";
// Support: Android 2.3 only
// Div with explicit width and no margin-right incorrectly
// gets computed margin-right based on width of container (#3333)
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
contents = div.appendChild( document.createElement( "div" ) );
// Reset CSS: box-sizing; display; margin; border; padding
contents.style.cssText = div.style.cssText =
// Support: Android 2.3
// Vendor-prefix box-sizing
"-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" + "box-sizing:content-box;display:block;margin:0;border:0;padding:0"; contents.style.marginRight = contents.style.width = "0"; div.style.width = "1px";
reliableMarginRightVal = !parseFloat( ( window.getComputedStyle( contents ) || {} ).marginRight );
div.removeChild( contents ); }
// Support: IE6-8
// First check that getClientRects works as expected
// Check if table cells still have offsetWidth/Height when they are set
// to display:none and there are still other visible table cells in a
// table row; if so, offsetWidth/Height are not reliable for use when
// determining if an element has been hidden directly using
// display:none (it is still safe to use offsets if a parent element is
// hidden; don safety goggles and see bug #4512 for more information).
div.style.display = "none"; reliableHiddenOffsetsVal = div.getClientRects().length === 0; if ( reliableHiddenOffsetsVal ) { div.style.display = ""; div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>"; div.childNodes[ 0 ].style.borderCollapse = "separate"; contents = div.getElementsByTagName( "td" ); contents[ 0 ].style.cssText = "margin:0;border:0;padding:0;display:none"; reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0; if ( reliableHiddenOffsetsVal ) { contents[ 0 ].style.display = ""; contents[ 1 ].style.display = "none"; reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0; } }
// Teardown
documentElement.removeChild( container ); }
} )();
var getStyles, curCSS, rposition = /^(top|right|bottom|left)$/;
if ( window.getComputedStyle ) { getStyles = function( elem ) {
// Support: IE<=11+, Firefox<=30+ (#15098, #14150)
// IE throws on elements created in popups
// FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
var view = elem.ownerDocument.defaultView;
if ( !view || !view.opener ) { view = window; }
return view.getComputedStyle( elem ); };
curCSS = function( elem, name, computed ) { var width, minWidth, maxWidth, ret, style = elem.style;
computed = computed || getStyles( elem );
// getPropertyValue is only needed for .css('filter') in IE9, see #12537
ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined;
// Support: Opera 12.1x only
// Fall back to style even without computed
// computed is undefined for elems on document fragments
if ( ( ret === "" || ret === undefined ) && !jQuery.contains( elem.ownerDocument, elem ) ) { ret = jQuery.style( elem, name ); }
if ( computed ) {
// A tribute to the "awesome hack by Dean Edwards"
// Chrome < 17 and Safari 5.0 uses "computed value"
// instead of "used value" for margin-right
// Safari 5.1.7 (at least) returns percentage for a larger set of values,
// but width seems to be reliably pixels
// this is against the CSSOM draft spec:
// http://dev.w3.org/csswg/cssom/#resolved-values
if ( !support.pixelMarginRight() && rnumnonpx.test( ret ) && rmargin.test( name ) ) {
// Remember the original values
width = style.width; minWidth = style.minWidth; maxWidth = style.maxWidth;
// Put in the new values to get a computed value out
style.minWidth = style.maxWidth = style.width = ret; ret = computed.width;
// Revert the changed values
style.width = width; style.minWidth = minWidth; style.maxWidth = maxWidth; } }
// Support: IE
// IE returns zIndex value as an integer.
return ret === undefined ? ret : ret + ""; }; } else if ( documentElement.currentStyle ) { getStyles = function( elem ) { return elem.currentStyle; };
curCSS = function( elem, name, computed ) { var left, rs, rsLeft, ret, style = elem.style;
computed = computed || getStyles( elem ); ret = computed ? computed[ name ] : undefined;
// Avoid setting ret to empty string here
// so we don't default to auto
if ( ret == null && style && style[ name ] ) { ret = style[ name ]; }
// From the awesome hack by Dean Edwards
// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
// If we're not dealing with a regular pixel number
// but a number that has a weird ending, we need to convert it to pixels
// but not position css attributes, as those are
// proportional to the parent element instead
// and we can't measure the parent instead because it
// might trigger a "stacking dolls" problem
if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
// Remember the original values
left = style.left; rs = elem.runtimeStyle; rsLeft = rs && rs.left;
// Put in the new values to get a computed value out
if ( rsLeft ) { rs.left = elem.currentStyle.left; } style.left = name === "fontSize" ? "1em" : ret; ret = style.pixelLeft + "px";
// Revert the changed values
style.left = left; if ( rsLeft ) { rs.left = rsLeft; } }
// Support: IE
// IE returns zIndex value as an integer.
return ret === undefined ? ret : ret + "" || "auto"; }; }
function addGetHookIf( conditionFn, hookFn ) {
// Define the hook, we'll check on the first run if it's really needed.
return { get: function() { if ( conditionFn() ) {
// Hook not needed (or it's not possible to use it due
// to missing dependency), remove it.
delete this.get; return; }
// Hook needed; redefine it so that the support test is not executed again.
return ( this.get = hookFn ).apply( this, arguments ); } }; }
var
ralpha = /alpha\([^)]*\)/i, ropacity = /opacity\s*=\s*([^)]*)/i,
// swappable if display is none or starts with table except
// "table", "table-cell", or "table-caption"
// see here for display values:
// https://developer.mozilla.org/en-US/docs/CSS/display
rdisplayswap = /^(none|table(?!-c[ea]).+)/, rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ),
cssShow = { position: "absolute", visibility: "hidden", display: "block" }, cssNormalTransform = { letterSpacing: "0", fontWeight: "400" },
cssPrefixes = [ "Webkit", "O", "Moz", "ms" ], emptyStyle = document.createElement( "div" ).style;
// return a css property mapped to a potentially vendor prefixed property
function vendorPropName( name ) {
// shortcut for names that are not vendor prefixed
if ( name in emptyStyle ) { return name; }
// check for vendor prefixed names
var capName = name.charAt( 0 ).toUpperCase() + name.slice( 1 ), i = cssPrefixes.length;
while ( i-- ) { name = cssPrefixes[ i ] + capName; if ( name in emptyStyle ) { return name; } } }
function showHide( elements, show ) { var display, elem, hidden, values = [], index = 0, length = elements.length;
for ( ; index < length; index++ ) { elem = elements[ index ]; if ( !elem.style ) { continue; }
values[ index ] = jQuery._data( elem, "olddisplay" ); display = elem.style.display; if ( show ) {
// Reset the inline display of this element to learn if it is
// being hidden by cascaded rules or not
if ( !values[ index ] && display === "none" ) { elem.style.display = ""; }
// Set elements which have been overridden with display: none
// in a stylesheet to whatever the default browser style is
// for such an element
if ( elem.style.display === "" && isHidden( elem ) ) { values[ index ] = jQuery._data( elem, "olddisplay", defaultDisplay( elem.nodeName ) ); } } else { hidden = isHidden( elem );
if ( display && display !== "none" || !hidden ) { jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) ); } } }
// Set the display of most of the elements in a second loop
// to avoid the constant reflow
for ( index = 0; index < length; index++ ) { elem = elements[ index ]; if ( !elem.style ) { continue; } if ( !show || elem.style.display === "none" || elem.style.display === "" ) { elem.style.display = show ? values[ index ] || "" : "none"; } }
return elements; }
function setPositiveNumber( elem, value, subtract ) { var matches = rnumsplit.exec( value ); return matches ?
// Guard against undefined "subtract", e.g., when used as in cssHooks
Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : value; }
function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { var i = extra === ( isBorderBox ? "border" : "content" ) ?
// If we already have the right measurement, avoid augmentation
4 :
// Otherwise initialize for horizontal or vertical properties
name === "width" ? 1 : 0,
val = 0;
for ( ; i < 4; i += 2 ) {
// both box models exclude margin, so add it if we want it
if ( extra === "margin" ) { val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); }
if ( isBorderBox ) {
// border-box includes padding, so remove it if we want content
if ( extra === "content" ) { val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); }
// at this point, extra isn't border nor margin, so remove border
if ( extra !== "margin" ) { val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } } else {
// at this point, extra isn't content, so add padding
val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
// at this point, extra isn't content nor padding, so add border
if ( extra !== "padding" ) { val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } } }
return val; }
function getWidthOrHeight( elem, name, extra ) {
// Start with offset property, which is equivalent to the border-box value
var valueIsBorderBox = true, val = name === "width" ? elem.offsetWidth : elem.offsetHeight, styles = getStyles( elem ), isBorderBox = support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
// some non-html elements return undefined for offsetWidth, so check for null/undefined
// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
if ( val <= 0 || val == null ) {
// Fall back to computed then uncomputed css if necessary
val = curCSS( elem, name, styles ); if ( val < 0 || val == null ) { val = elem.style[ name ]; }
// Computed unit is not pixels. Stop here and return.
if ( rnumnonpx.test( val ) ) { return val; }
// we need the check for style in case a browser which returns unreliable values
// for getComputedStyle silently falls back to the reliable elem.style
valueIsBorderBox = isBorderBox && ( support.boxSizingReliable() || val === elem.style[ name ] );
// Normalize "", auto, and prepare for extra
val = parseFloat( val ) || 0; }
// use the active box-sizing model to add/subtract irrelevant styles
return ( val + augmentWidthOrHeight( elem, name, extra || ( isBorderBox ? "border" : "content" ), valueIsBorderBox, styles ) ) + "px"; }
jQuery.extend( {
// Add in style property hooks for overriding the default
// behavior of getting and setting a style property
cssHooks: { opacity: { get: function( elem, computed ) { if ( computed ) {
// We should always get a number back from opacity
var ret = curCSS( elem, "opacity" ); return ret === "" ? "1" : ret; } } } },
// Don't automatically add "px" to these possibly-unitless properties
cssNumber: { "animationIterationCount": true, "columnCount": true, "fillOpacity": true, "flexGrow": true, "flexShrink": true, "fontWeight": true, "lineHeight": true, "opacity": true, "order": true, "orphans": true, "widows": true, "zIndex": true, "zoom": true },
// Add in properties whose names you wish to fix before
// setting or getting the value
cssProps: {
// normalize float css property
"float": support.cssFloat ? "cssFloat" : "styleFloat" },
// Get and set the style property on a DOM Node
style: function( elem, name, value, extra ) {
// Don't set styles on text and comment nodes
if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { return; }
// Make sure that we're working with the right name
var ret, type, hooks, origName = jQuery.camelCase( name ), style = elem.style;
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
// gets hook for the prefixed version
// followed by the unprefixed version
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
// Check if we're setting a value
if ( value !== undefined ) { type = typeof value;
// Convert "+=" or "-=" to relative numbers (#7345)
if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) { value = adjustCSS( elem, name, ret );
// Fixes bug #9237
type = "number"; }
// Make sure that null and NaN values aren't set. See: #7116
if ( value == null || value !== value ) { return; }
// If a number was passed in, add the unit (except for certain CSS properties)
if ( type === "number" ) { value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" ); }
// Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
// but it would mean to define eight
// (for every problematic property) identical functions
if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) { style[ name ] = "inherit"; }
// If a hook was provided, use that value, otherwise just set the specified value
if ( !hooks || !( "set" in hooks ) || ( value = hooks.set( elem, value, extra ) ) !== undefined ) {
// Support: IE
// Swallow errors from 'invalid' CSS values (#5509)
try { style[ name ] = value; } catch ( e ) {} }
} else {
// If a hook was provided get the non-computed value from there
if ( hooks && "get" in hooks && ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
return ret; }
// Otherwise just get the value from the style object
return style[ name ]; } },
css: function( elem, name, extra, styles ) { var num, val, hooks, origName = jQuery.camelCase( name );
// Make sure that we're working with the right name
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
// gets hook for the prefixed version
// followed by the unprefixed version
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
// If a hook was provided get the computed value from there
if ( hooks && "get" in hooks ) { val = hooks.get( elem, true, extra ); }
// Otherwise, if a way to get the computed value exists, use that
if ( val === undefined ) { val = curCSS( elem, name, styles ); }
//convert "normal" to computed value
if ( val === "normal" && name in cssNormalTransform ) { val = cssNormalTransform[ name ]; }
// Return, converting to number if forced or a qualifier was provided and val looks numeric
if ( extra === "" || extra ) { num = parseFloat( val ); return extra === true || isFinite( num ) ? num || 0 : val; } return val; } } );
jQuery.each( [ "height", "width" ], function( i, name ) { jQuery.cssHooks[ name ] = { get: function( elem, computed, extra ) { if ( computed ) {
// certain elements can have dimension info if we invisibly show them
// however, it must have a current display style that would benefit from this
return rdisplayswap.test( jQuery.css( elem, "display" ) ) && elem.offsetWidth === 0 ? swap( elem, cssShow, function() { return getWidthOrHeight( elem, name, extra ); } ) : getWidthOrHeight( elem, name, extra ); } },
set: function( elem, value, extra ) { var styles = extra && getStyles( elem ); return setPositiveNumber( elem, value, extra ? augmentWidthOrHeight( elem, name, extra, support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box", styles ) : 0 ); } }; } );
if ( !support.opacity ) { jQuery.cssHooks.opacity = { get: function( elem, computed ) {
// IE uses filters for opacity
return ropacity.test( ( computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter ) || "" ) ? ( 0.01 * parseFloat( RegExp.$1 ) ) + "" : computed ? "1" : ""; },
set: function( elem, value ) { var style = elem.style, currentStyle = elem.currentStyle, opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "", filter = currentStyle && currentStyle.filter || style.filter || "";
// IE has trouble with opacity if it does not have layout
// Force it by setting the zoom level
style.zoom = 1;
// if setting opacity to 1, and no other filters exist -
// attempt to remove filter attribute #6652
// if value === "", then remove inline opacity #12685
if ( ( value >= 1 || value === "" ) && jQuery.trim( filter.replace( ralpha, "" ) ) === "" && style.removeAttribute ) {
// Setting style.filter to null, "" & " " still leave "filter:" in the cssText
// if "filter:" is present at all, clearType is disabled, we want to avoid this
// style.removeAttribute is IE Only, but so apparently is this code path...
style.removeAttribute( "filter" );
// if there is no filter style applied in a css rule
// or unset inline opacity, we are done
if ( value === "" || currentStyle && !currentStyle.filter ) { return; } }
// otherwise, set new filter values
style.filter = ralpha.test( filter ) ? filter.replace( ralpha, opacity ) : filter + " " + opacity; } }; }
jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight, function( elem, computed ) { if ( computed ) { return swap( elem, { "display": "inline-block" }, curCSS, [ elem, "marginRight" ] ); } } );
jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft, function( elem, computed ) { if ( computed ) { return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
// Support: IE<=11+
// Running getBoundingClientRect on a disconnected node in IE throws an error
// Support: IE8 only
// getClientRects() errors on disconnected elems
( jQuery.contains( elem.ownerDocument, elem ) ? elem.getBoundingClientRect().left - swap( elem, { marginLeft: 0 }, function() { return elem.getBoundingClientRect().left; } ) : 0 ) ) + "px"; } } );
// These hooks are used by animate to expand properties
jQuery.each( { margin: "", padding: "", border: "Width" }, function( prefix, suffix ) { jQuery.cssHooks[ prefix + suffix ] = { expand: function( value ) { var i = 0, expanded = {},
// assumes a single number if not a string
parts = typeof value === "string" ? value.split( " " ) : [ value ];
for ( ; i < 4; i++ ) { expanded[ prefix + cssExpand[ i ] + suffix ] = parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; }
return expanded; } };
if ( !rmargin.test( prefix ) ) { jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; } } );
jQuery.fn.extend( { css: function( name, value ) { return access( this, function( elem, name, value ) { var styles, len, map = {}, i = 0;
if ( jQuery.isArray( name ) ) { styles = getStyles( elem ); len = name.length;
for ( ; i < len; i++ ) { map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); }
return map; }
return value !== undefined ? jQuery.style( elem, name, value ) : jQuery.css( elem, name ); }, name, value, arguments.length > 1 ); }, show: function() { return showHide( this, true ); }, hide: function() { return showHide( this ); }, toggle: function( state ) { if ( typeof state === "boolean" ) { return state ? this.show() : this.hide(); }
return this.each( function() { if ( isHidden( this ) ) { jQuery( this ).show(); } else { jQuery( this ).hide(); } } ); } } );
function Tween( elem, options, prop, end, easing ) { return new Tween.prototype.init( elem, options, prop, end, easing ); } jQuery.Tween = Tween;
Tween.prototype = { constructor: Tween, init: function( elem, options, prop, end, easing, unit ) { this.elem = elem; this.prop = prop; this.easing = easing || jQuery.easing._default; this.options = options; this.start = this.now = this.cur(); this.end = end; this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); }, cur: function() { var hooks = Tween.propHooks[ this.prop ];
return hooks && hooks.get ? hooks.get( this ) : Tween.propHooks._default.get( this ); }, run: function( percent ) { var eased, hooks = Tween.propHooks[ this.prop ];
if ( this.options.duration ) { this.pos = eased = jQuery.easing[ this.easing ]( percent, this.options.duration * percent, 0, 1, this.options.duration ); } else { this.pos = eased = percent; } this.now = ( this.end - this.start ) * eased + this.start;
if ( this.options.step ) { this.options.step.call( this.elem, this.now, this ); }
if ( hooks && hooks.set ) { hooks.set( this ); } else { Tween.propHooks._default.set( this ); } return this; } };
Tween.prototype.init.prototype = Tween.prototype;
Tween.propHooks = { _default: { get: function( tween ) { var result;
// Use a property on the element directly when it is not a DOM element,
// or when there is no matching style property that exists.
if ( tween.elem.nodeType !== 1 || tween.elem[ tween.prop ] != null && tween.elem.style[ tween.prop ] == null ) { return tween.elem[ tween.prop ]; }
// passing an empty string as a 3rd parameter to .css will automatically
// attempt a parseFloat and fallback to a string if the parse fails
// so, simple values such as "10px" are parsed to Float.
// complex values such as "rotate(1rad)" are returned as is.
result = jQuery.css( tween.elem, tween.prop, "" );
// Empty strings, null, undefined and "auto" are converted to 0.
return !result || result === "auto" ? 0 : result; }, set: function( tween ) {
// use step hook for back compat - use cssHook if its there - use .style if its
// available and use plain properties where available
if ( jQuery.fx.step[ tween.prop ] ) { jQuery.fx.step[ tween.prop ]( tween ); } else if ( tween.elem.nodeType === 1 && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); } else { tween.elem[ tween.prop ] = tween.now; } } } };
// Support: IE <=9
// Panic based approach to setting things on disconnected nodes
Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { set: function( tween ) { if ( tween.elem.nodeType && tween.elem.parentNode ) { tween.elem[ tween.prop ] = tween.now; } } };
jQuery.easing = { linear: function( p ) { return p; }, swing: function( p ) { return 0.5 - Math.cos( p * Math.PI ) / 2; }, _default: "swing" };
jQuery.fx = Tween.prototype.init;
// Back Compat <1.8 extension point
jQuery.fx.step = {};
var fxNow, timerId, rfxtypes = /^(?:toggle|show|hide)$/, rrun = /queueHooks$/;
// Animations created synchronously will run synchronously
function createFxNow() { window.setTimeout( function() { fxNow = undefined; } ); return ( fxNow = jQuery.now() ); }
// Generate parameters to create a standard animation
function genFx( type, includeWidth ) { var which, attrs = { height: type }, i = 0;
// if we include width, step value is 1 to do all cssExpand values,
// if we don't include width, step value is 2 to skip over Left and Right
includeWidth = includeWidth ? 1 : 0; for ( ; i < 4 ; i += 2 - includeWidth ) { which = cssExpand[ i ]; attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; }
if ( includeWidth ) { attrs.opacity = attrs.width = type; }
return attrs; }
function createTween( value, prop, animation ) { var tween, collection = ( Animation.tweeners[ prop ] || [] ).concat( Animation.tweeners[ "*" ] ), index = 0, length = collection.length; for ( ; index < length; index++ ) { if ( ( tween = collection[ index ].call( animation, prop, value ) ) ) {
// we're done with this property
return tween; } } }
function defaultPrefilter( elem, props, opts ) { /* jshint validthis: true */ var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay, anim = this, orig = {}, style = elem.style, hidden = elem.nodeType && isHidden( elem ), dataShow = jQuery._data( elem, "fxshow" );
// handle queue: false promises
if ( !opts.queue ) { hooks = jQuery._queueHooks( elem, "fx" ); if ( hooks.unqueued == null ) { hooks.unqueued = 0; oldfire = hooks.empty.fire; hooks.empty.fire = function() { if ( !hooks.unqueued ) { oldfire(); } }; } hooks.unqueued++;
anim.always( function() {
// doing this makes sure that the complete handler will be called
// before this completes
anim.always( function() { hooks.unqueued--; if ( !jQuery.queue( elem, "fx" ).length ) { hooks.empty.fire(); } } ); } ); }
// height/width overflow pass
if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
// Make sure that nothing sneaks out
// Record all 3 overflow attributes because IE does not
// change the overflow attribute when overflowX and
// overflowY are set to the same value
opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
// Set display property to inline-block for height/width
// animations on inline elements that are having width/height animated
display = jQuery.css( elem, "display" );
// Test default display if display is currently "none"
checkDisplay = display === "none" ? jQuery._data( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display;
if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) {
// inline-level elements accept inline-block;
// block-level elements need to be inline with layout
if ( !support.inlineBlockNeedsLayout || defaultDisplay( elem.nodeName ) === "inline" ) { style.display = "inline-block"; } else { style.zoom = 1; } } }
if ( opts.overflow ) { style.overflow = "hidden"; if ( !support.shrinkWrapBlocks() ) { anim.always( function() { style.overflow = opts.overflow[ 0 ]; style.overflowX = opts.overflow[ 1 ]; style.overflowY = opts.overflow[ 2 ]; } ); } }
// show/hide pass
for ( prop in props ) { value = props[ prop ]; if ( rfxtypes.exec( value ) ) { delete props[ prop ]; toggle = toggle || value === "toggle"; if ( value === ( hidden ? "hide" : "show" ) ) {
// If there is dataShow left over from a stopped hide or show
// and we are going to proceed with show, we should pretend to be hidden
if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) { hidden = true; } else { continue; } } orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
// Any non-fx value stops us from restoring the original display value
} else { display = undefined; } }
if ( !jQuery.isEmptyObject( orig ) ) { if ( dataShow ) { if ( "hidden" in dataShow ) { hidden = dataShow.hidden; } } else { dataShow = jQuery._data( elem, "fxshow", {} ); }
// store state if its toggle - enables .stop().toggle() to "reverse"
if ( toggle ) { dataShow.hidden = !hidden; } if ( hidden ) { jQuery( elem ).show(); } else { anim.done( function() { jQuery( elem ).hide(); } ); } anim.done( function() { var prop; jQuery._removeData( elem, "fxshow" ); for ( prop in orig ) { jQuery.style( elem, prop, orig[ prop ] ); } } ); for ( prop in orig ) { tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
if ( !( prop in dataShow ) ) { dataShow[ prop ] = tween.start; if ( hidden ) { tween.end = tween.start; tween.start = prop === "width" || prop === "height" ? 1 : 0; } } }
// If this is a noop like .hide().hide(), restore an overwritten display value
} else if ( ( display === "none" ? defaultDisplay( elem.nodeName ) : display ) === "inline" ) { style.display = display; } }
function propFilter( props, specialEasing ) { var index, name, easing, value, hooks;
// camelCase, specialEasing and expand cssHook pass
for ( index in props ) { name = jQuery.camelCase( index ); easing = specialEasing[ name ]; value = props[ index ]; if ( jQuery.isArray( value ) ) { easing = value[ 1 ]; value = props[ index ] = value[ 0 ]; }
if ( index !== name ) { props[ name ] = value; delete props[ index ]; }
hooks = jQuery.cssHooks[ name ]; if ( hooks && "expand" in hooks ) { value = hooks.expand( value ); delete props[ name ];
// not quite $.extend, this wont overwrite keys already present.
// also - reusing 'index' from above because we have the correct "name"
for ( index in value ) { if ( !( index in props ) ) { props[ index ] = value[ index ]; specialEasing[ index ] = easing; } } } else { specialEasing[ name ] = easing; } } }
function Animation( elem, properties, options ) { var result, stopped, index = 0, length = Animation.prefilters.length, deferred = jQuery.Deferred().always( function() {
// don't match elem in the :animated selector
delete tick.elem; } ), tick = function() { if ( stopped ) { return false; } var currentTime = fxNow || createFxNow(), remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
// Support: Android 2.3
// Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
temp = remaining / animation.duration || 0, percent = 1 - temp, index = 0, length = animation.tweens.length;
for ( ; index < length ; index++ ) { animation.tweens[ index ].run( percent ); }
deferred.notifyWith( elem, [ animation, percent, remaining ] );
if ( percent < 1 && length ) { return remaining; } else { deferred.resolveWith( elem, [ animation ] ); return false; } }, animation = deferred.promise( { elem: elem, props: jQuery.extend( {}, properties ), opts: jQuery.extend( true, { specialEasing: {}, easing: jQuery.easing._default }, options ), originalProperties: properties, originalOptions: options, startTime: fxNow || createFxNow(), duration: options.duration, tweens: [], createTween: function( prop, end ) { var tween = jQuery.Tween( elem, animation.opts, prop, end, animation.opts.specialEasing[ prop ] || animation.opts.easing ); animation.tweens.push( tween ); return tween; }, stop: function( gotoEnd ) { var index = 0,
// if we are going to the end, we want to run all the tweens
// otherwise we skip this part
length = gotoEnd ? animation.tweens.length : 0; if ( stopped ) { return this; } stopped = true; for ( ; index < length ; index++ ) { animation.tweens[ index ].run( 1 ); }
// resolve when we played the last frame
// otherwise, reject
if ( gotoEnd ) { deferred.notifyWith( elem, [ animation, 1, 0 ] ); deferred.resolveWith( elem, [ animation, gotoEnd ] ); } else { deferred.rejectWith( elem, [ animation, gotoEnd ] ); } return this; } } ), props = animation.props;
propFilter( props, animation.opts.specialEasing );
for ( ; index < length ; index++ ) { result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts ); if ( result ) { if ( jQuery.isFunction( result.stop ) ) { jQuery._queueHooks( animation.elem, animation.opts.queue ).stop = jQuery.proxy( result.stop, result ); } return result; } }
jQuery.map( props, createTween, animation );
if ( jQuery.isFunction( animation.opts.start ) ) { animation.opts.start.call( elem, animation ); }
jQuery.fx.timer( jQuery.extend( tick, { elem: elem, anim: animation, queue: animation.opts.queue } ) );
// attach callbacks from options
return animation.progress( animation.opts.progress ) .done( animation.opts.done, animation.opts.complete ) .fail( animation.opts.fail ) .always( animation.opts.always ); }
jQuery.Animation = jQuery.extend( Animation, {
tweeners: { "*": [ function( prop, value ) { var tween = this.createTween( prop, value ); adjustCSS( tween.elem, prop, rcssNum.exec( value ), tween ); return tween; } ] },
tweener: function( props, callback ) { if ( jQuery.isFunction( props ) ) { callback = props; props = [ "*" ]; } else { props = props.match( rnotwhite ); }
var prop, index = 0, length = props.length;
for ( ; index < length ; index++ ) { prop = props[ index ]; Animation.tweeners[ prop ] = Animation.tweeners[ prop ] || []; Animation.tweeners[ prop ].unshift( callback ); } },
prefilters: [ defaultPrefilter ],
prefilter: function( callback, prepend ) { if ( prepend ) { Animation.prefilters.unshift( callback ); } else { Animation.prefilters.push( callback ); } } } );
jQuery.speed = function( speed, easing, fn ) { var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { complete: fn || !fn && easing || jQuery.isFunction( speed ) && speed, duration: speed, easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing };
opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
// normalize opt.queue - true/undefined/null -> "fx"
if ( opt.queue == null || opt.queue === true ) { opt.queue = "fx"; }
// Queueing
opt.old = opt.complete;
opt.complete = function() { if ( jQuery.isFunction( opt.old ) ) { opt.old.call( this ); }
if ( opt.queue ) { jQuery.dequeue( this, opt.queue ); } };
return opt; };
jQuery.fn.extend( { fadeTo: function( speed, to, easing, callback ) {
// show any hidden elements after setting opacity to 0
return this.filter( isHidden ).css( "opacity", 0 ).show()
// animate to the value specified
.end().animate( { opacity: to }, speed, easing, callback ); }, animate: function( prop, speed, easing, callback ) { var empty = jQuery.isEmptyObject( prop ), optall = jQuery.speed( speed, easing, callback ), doAnimation = function() {
// Operate on a copy of prop so per-property easing won't be lost
var anim = Animation( this, jQuery.extend( {}, prop ), optall );
// Empty animations, or finishing resolves immediately
if ( empty || jQuery._data( this, "finish" ) ) { anim.stop( true ); } }; doAnimation.finish = doAnimation;
return empty || optall.queue === false ? this.each( doAnimation ) : this.queue( optall.queue, doAnimation ); }, stop: function( type, clearQueue, gotoEnd ) { var stopQueue = function( hooks ) { var stop = hooks.stop; delete hooks.stop; stop( gotoEnd ); };
if ( typeof type !== "string" ) { gotoEnd = clearQueue; clearQueue = type; type = undefined; } if ( clearQueue && type !== false ) { this.queue( type || "fx", [] ); }
return this.each( function() { var dequeue = true, index = type != null && type + "queueHooks", timers = jQuery.timers, data = jQuery._data( this );
if ( index ) { if ( data[ index ] && data[ index ].stop ) { stopQueue( data[ index ] ); } } else { for ( index in data ) { if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { stopQueue( data[ index ] ); } } }
for ( index = timers.length; index--; ) { if ( timers[ index ].elem === this && ( type == null || timers[ index ].queue === type ) ) {
timers[ index ].anim.stop( gotoEnd ); dequeue = false; timers.splice( index, 1 ); } }
// start the next in the queue if the last step wasn't forced
// timers currently will call their complete callbacks, which will dequeue
// but only if they were gotoEnd
if ( dequeue || !gotoEnd ) { jQuery.dequeue( this, type ); } } ); }, finish: function( type ) { if ( type !== false ) { type = type || "fx"; } return this.each( function() { var index, data = jQuery._data( this ), queue = data[ type + "queue" ], hooks = data[ type + "queueHooks" ], timers = jQuery.timers, length = queue ? queue.length : 0;
// enable finishing flag on private data
data.finish = true;
// empty the queue first
jQuery.queue( this, type, [] );
if ( hooks && hooks.stop ) { hooks.stop.call( this, true ); }
// look for any active animations, and finish them
for ( index = timers.length; index--; ) { if ( timers[ index ].elem === this && timers[ index ].queue === type ) { timers[ index ].anim.stop( true ); timers.splice( index, 1 ); } }
// look for any animations in the old queue and finish them
for ( index = 0; index < length; index++ ) { if ( queue[ index ] && queue[ index ].finish ) { queue[ index ].finish.call( this ); } }
// turn off finishing flag
delete data.finish; } ); } } );
jQuery.each( [ "toggle", "show", "hide" ], function( i, name ) { var cssFn = jQuery.fn[ name ]; jQuery.fn[ name ] = function( speed, easing, callback ) { return speed == null || typeof speed === "boolean" ? cssFn.apply( this, arguments ) : this.animate( genFx( name, true ), speed, easing, callback ); }; } );
// Generate shortcuts for custom animations
jQuery.each( { slideDown: genFx( "show" ), slideUp: genFx( "hide" ), slideToggle: genFx( "toggle" ), fadeIn: { opacity: "show" }, fadeOut: { opacity: "hide" }, fadeToggle: { opacity: "toggle" } }, function( name, props ) { jQuery.fn[ name ] = function( speed, easing, callback ) { return this.animate( props, speed, easing, callback ); }; } );
jQuery.timers = []; jQuery.fx.tick = function() { var timer, timers = jQuery.timers, i = 0;
fxNow = jQuery.now();
for ( ; i < timers.length; i++ ) { timer = timers[ i ];
// Checks the timer has not already been removed
if ( !timer() && timers[ i ] === timer ) { timers.splice( i--, 1 ); } }
if ( !timers.length ) { jQuery.fx.stop(); } fxNow = undefined; };
jQuery.fx.timer = function( timer ) { jQuery.timers.push( timer ); if ( timer() ) { jQuery.fx.start(); } else { jQuery.timers.pop(); } };
jQuery.fx.interval = 13;
jQuery.fx.start = function() { if ( !timerId ) { timerId = window.setInterval( jQuery.fx.tick, jQuery.fx.interval ); } };
jQuery.fx.stop = function() { window.clearInterval( timerId ); timerId = null; };
jQuery.fx.speeds = { slow: 600, fast: 200,
// Default speed
_default: 400 };
// Based off of the plugin by Clint Helfers, with permission.
// http://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
jQuery.fn.delay = function( time, type ) { time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; type = type || "fx";
return this.queue( type, function( next, hooks ) { var timeout = window.setTimeout( next, time ); hooks.stop = function() { window.clearTimeout( timeout ); }; } ); };
( function() { var a, input = document.createElement( "input" ), div = document.createElement( "div" ), select = document.createElement( "select" ), opt = select.appendChild( document.createElement( "option" ) );
// Setup
div = document.createElement( "div" ); div.setAttribute( "className", "t" ); div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>"; a = div.getElementsByTagName( "a" )[ 0 ];
// Support: Windows Web Apps (WWA)
// `type` must use .setAttribute for WWA (#14901)
input.setAttribute( "type", "checkbox" ); div.appendChild( input );
a = div.getElementsByTagName( "a" )[ 0 ];
// First batch of tests.
a.style.cssText = "top:1px";
// Test setAttribute on camelCase class.
// If it works, we need attrFixes when doing get/setAttribute (ie6/7)
support.getSetAttribute = div.className !== "t";
// Get the style information from getAttribute
// (IE uses .cssText instead)
support.style = /top/.test( a.getAttribute( "style" ) );
// Make sure that URLs aren't manipulated
// (IE normalizes it by default)
support.hrefNormalized = a.getAttribute( "href" ) === "/a";
// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
support.checkOn = !!input.value;
// Make sure that a selected-by-default option has a working selected property.
// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
support.optSelected = opt.selected;
// Tests for enctype support on a form (#6743)
support.enctype = !!document.createElement( "form" ).enctype;
// Make sure that the options inside disabled selects aren't marked as disabled
// (WebKit marks them as disabled)
select.disabled = true; support.optDisabled = !opt.disabled;
// Support: IE8 only
// Check if we can trust getAttribute("value")
input = document.createElement( "input" ); input.setAttribute( "value", "" ); support.input = input.getAttribute( "value" ) === "";
// Check if an input maintains its value after becoming a radio
input.value = "t"; input.setAttribute( "type", "radio" ); support.radioValue = input.value === "t"; } )();
var rreturn = /\r/g, rspaces = /[\x20\t\r\n\f]+/g;
jQuery.fn.extend( { val: function( value ) { var hooks, ret, isFunction, elem = this[ 0 ];
if ( !arguments.length ) { if ( elem ) { hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
if ( hooks && "get" in hooks && ( ret = hooks.get( elem, "value" ) ) !== undefined ) { return ret; }
ret = elem.value;
return typeof ret === "string" ?
// handle most common string cases
ret.replace( rreturn, "" ) :
// handle cases where value is null/undef or number
ret == null ? "" : ret; }
return; }
isFunction = jQuery.isFunction( value );
return this.each( function( i ) { var val;
if ( this.nodeType !== 1 ) { return; }
if ( isFunction ) { val = value.call( this, i, jQuery( this ).val() ); } else { val = value; }
// Treat null/undefined as ""; convert numbers to string
if ( val == null ) { val = ""; } else if ( typeof val === "number" ) { val += ""; } else if ( jQuery.isArray( val ) ) { val = jQuery.map( val, function( value ) { return value == null ? "" : value + ""; } ); }
hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
// If set returns undefined, fall back to normal setting
if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) { this.value = val; } } ); } } );
jQuery.extend( { valHooks: { option: { get: function( elem ) { var val = jQuery.find.attr( elem, "value" ); return val != null ? val :
// Support: IE10-11+
// option.text throws exceptions (#14686, #14858)
// Strip and collapse whitespace
// https://html.spec.whatwg.org/#strip-and-collapse-whitespace
jQuery.trim( jQuery.text( elem ) ).replace( rspaces, " " ); } }, select: { get: function( elem ) { var value, option, options = elem.options, index = elem.selectedIndex, one = elem.type === "select-one" || index < 0, values = one ? null : [], max = one ? index + 1 : options.length, i = index < 0 ? max : one ? index : 0;
// Loop through all the selected options
for ( ; i < max; i++ ) { option = options[ i ];
// oldIE doesn't update selected after form reset (#2551)
if ( ( option.selected || i === index ) &&
// Don't return options that are disabled or in a disabled optgroup
( support.optDisabled ? !option.disabled : option.getAttribute( "disabled" ) === null ) && ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
// Get the specific value for the option
value = jQuery( option ).val();
// We don't need an array for one selects
if ( one ) { return value; }
// Multi-Selects return an array
values.push( value ); } }
return values; },
set: function( elem, value ) { var optionSet, option, options = elem.options, values = jQuery.makeArray( value ), i = options.length;
while ( i-- ) { option = options[ i ];
if ( jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1 ) {
// Support: IE6
// When new option element is added to select box we need to
// force reflow of newly added node in order to workaround delay
// of initialization properties
try { option.selected = optionSet = true;
} catch ( _ ) {
// Will be executed only in IE6
option.scrollHeight; }
} else { option.selected = false; } }
// Force browsers to behave consistently when non-matching value is set
if ( !optionSet ) { elem.selectedIndex = -1; }
return options; } } } } );
// Radios and checkboxes getter/setter
jQuery.each( [ "radio", "checkbox" ], function() { jQuery.valHooks[ this ] = { set: function( elem, value ) { if ( jQuery.isArray( value ) ) { return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 ); } } }; if ( !support.checkOn ) { jQuery.valHooks[ this ].get = function( elem ) { return elem.getAttribute( "value" ) === null ? "on" : elem.value; }; } } );
var nodeHook, boolHook, attrHandle = jQuery.expr.attrHandle, ruseDefault = /^(?:checked|selected)$/i, getSetAttribute = support.getSetAttribute, getSetInput = support.input;
jQuery.fn.extend( { attr: function( name, value ) { return access( this, jQuery.attr, name, value, arguments.length > 1 ); },
removeAttr: function( name ) { return this.each( function() { jQuery.removeAttr( this, name ); } ); } } );
jQuery.extend( { attr: function( elem, name, value ) { var ret, hooks, nType = elem.nodeType;
// Don't get/set attributes on text, comment and attribute nodes
if ( nType === 3 || nType === 8 || nType === 2 ) { return; }
// Fallback to prop when attributes are not supported
if ( typeof elem.getAttribute === "undefined" ) { return jQuery.prop( elem, name, value ); }
// All attributes are lowercase
// Grab necessary hook if one is defined
if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { name = name.toLowerCase(); hooks = jQuery.attrHooks[ name ] || ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook ); }
if ( value !== undefined ) { if ( value === null ) { jQuery.removeAttr( elem, name ); return; }
if ( hooks && "set" in hooks && ( ret = hooks.set( elem, value, name ) ) !== undefined ) { return ret; }
elem.setAttribute( name, value + "" ); return value; }
if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { return ret; }
ret = jQuery.find.attr( elem, name );
// Non-existent attributes return null, we normalize to undefined
return ret == null ? undefined : ret; },
attrHooks: { type: { set: function( elem, value ) { if ( !support.radioValue && value === "radio" && jQuery.nodeName( elem, "input" ) ) {
// Setting the type on a radio button after the value resets the value in IE8-9
// Reset value to default in case type is set after value during creation
var val = elem.value; elem.setAttribute( "type", value ); if ( val ) { elem.value = val; } return value; } } } },
removeAttr: function( elem, value ) { var name, propName, i = 0, attrNames = value && value.match( rnotwhite );
if ( attrNames && elem.nodeType === 1 ) { while ( ( name = attrNames[ i++ ] ) ) { propName = jQuery.propFix[ name ] || name;
// Boolean attributes get special treatment (#10870)
if ( jQuery.expr.match.bool.test( name ) ) {
// Set corresponding property to false
if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { elem[ propName ] = false;
// Support: IE<9
// Also clear defaultChecked/defaultSelected (if appropriate)
} else { elem[ jQuery.camelCase( "default-" + name ) ] = elem[ propName ] = false; }
// See #9699 for explanation of this approach (setting first, then removal)
} else { jQuery.attr( elem, name, "" ); }
elem.removeAttribute( getSetAttribute ? name : propName ); } } } } );
// Hooks for boolean attributes
boolHook = { set: function( elem, value, name ) { if ( value === false ) {
// Remove boolean attributes when set to false
jQuery.removeAttr( elem, name ); } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
// IE<8 needs the *property* name
elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
} else {
// Support: IE<9
// Use defaultChecked and defaultSelected for oldIE
elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true; } return name; } };
jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { var getter = attrHandle[ name ] || jQuery.find.attr;
if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { attrHandle[ name ] = function( elem, name, isXML ) { var ret, handle; if ( !isXML ) {
// Avoid an infinite loop by temporarily removing this function from the getter
handle = attrHandle[ name ]; attrHandle[ name ] = ret; ret = getter( elem, name, isXML ) != null ? name.toLowerCase() : null; attrHandle[ name ] = handle; } return ret; }; } else { attrHandle[ name ] = function( elem, name, isXML ) { if ( !isXML ) { return elem[ jQuery.camelCase( "default-" + name ) ] ? name.toLowerCase() : null; } }; } } );
// fix oldIE attroperties
if ( !getSetInput || !getSetAttribute ) { jQuery.attrHooks.value = { set: function( elem, value, name ) { if ( jQuery.nodeName( elem, "input" ) ) {
// Does not return so that setAttribute is also used
elem.defaultValue = value; } else {
// Use nodeHook if defined (#1954); otherwise setAttribute is fine
return nodeHook && nodeHook.set( elem, value, name ); } } }; }
// IE6/7 do not support getting/setting some attributes with get/setAttribute
if ( !getSetAttribute ) {
// Use this for any attribute in IE6/7
// This fixes almost every IE6/7 issue
nodeHook = { set: function( elem, value, name ) {
// Set the existing or create a new attribute node
var ret = elem.getAttributeNode( name ); if ( !ret ) { elem.setAttributeNode( ( ret = elem.ownerDocument.createAttribute( name ) ) ); }
ret.value = value += "";
// Break association with cloned elements by also using setAttribute (#9646)
if ( name === "value" || value === elem.getAttribute( name ) ) { return value; } } };
// Some attributes are constructed with empty-string values when not defined
attrHandle.id = attrHandle.name = attrHandle.coords = function( elem, name, isXML ) { var ret; if ( !isXML ) { return ( ret = elem.getAttributeNode( name ) ) && ret.value !== "" ? ret.value : null; } };
// Fixing value retrieval on a button requires this module
jQuery.valHooks.button = { get: function( elem, name ) { var ret = elem.getAttributeNode( name ); if ( ret && ret.specified ) { return ret.value; } }, set: nodeHook.set };
// Set contenteditable to false on removals(#10429)
// Setting to empty string throws an error as an invalid value
jQuery.attrHooks.contenteditable = { set: function( elem, value, name ) { nodeHook.set( elem, value === "" ? false : value, name ); } };
// Set width and height to auto instead of 0 on empty string( Bug #8150 )
// This is for removals
jQuery.each( [ "width", "height" ], function( i, name ) { jQuery.attrHooks[ name ] = { set: function( elem, value ) { if ( value === "" ) { elem.setAttribute( name, "auto" ); return value; } } }; } ); }
if ( !support.style ) { jQuery.attrHooks.style = { get: function( elem ) {
// Return undefined in the case of empty string
// Note: IE uppercases css property names, but if we were to .toLowerCase()
// .cssText, that would destroy case sensitivity in URL's, like in "background"
return elem.style.cssText || undefined; }, set: function( elem, value ) { return ( elem.style.cssText = value + "" ); } }; }
var rfocusable = /^(?:input|select|textarea|button|object)$/i, rclickable = /^(?:a|area)$/i;
jQuery.fn.extend( { prop: function( name, value ) { return access( this, jQuery.prop, name, value, arguments.length > 1 ); },
removeProp: function( name ) { name = jQuery.propFix[ name ] || name; return this.each( function() {
// try/catch handles cases where IE balks (such as removing a property on window)
try { this[ name ] = undefined; delete this[ name ]; } catch ( e ) {} } ); } } );
jQuery.extend( { prop: function( elem, name, value ) { var ret, hooks, nType = elem.nodeType;
// Don't get/set properties on text, comment and attribute nodes
if ( nType === 3 || nType === 8 || nType === 2 ) { return; }
if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
// Fix name and attach hooks
name = jQuery.propFix[ name ] || name; hooks = jQuery.propHooks[ name ]; }
if ( value !== undefined ) { if ( hooks && "set" in hooks && ( ret = hooks.set( elem, value, name ) ) !== undefined ) { return ret; }
return ( elem[ name ] = value ); }
if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { return ret; }
return elem[ name ]; },
propHooks: { tabIndex: { get: function( elem ) {
// elem.tabIndex doesn't always return the
// correct value when it hasn't been explicitly set
// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
// Use proper attribute retrieval(#12072)
var tabindex = jQuery.find.attr( elem, "tabindex" );
return tabindex ? parseInt( tabindex, 10 ) : rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? 0 : -1; } } },
propFix: { "for": "htmlFor", "class": "className" } } );
// Some attributes require a special call on IE
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !support.hrefNormalized ) {
// href/src property should get the full normalized URL (#10299/#12915)
jQuery.each( [ "href", "src" ], function( i, name ) { jQuery.propHooks[ name ] = { get: function( elem ) { return elem.getAttribute( name, 4 ); } }; } ); }
// Support: Safari, IE9+
// Accessing the selectedIndex property
// forces the browser to respect setting selected
// on the option
// The getter ensures a default option is selected
// when in an optgroup
if ( !support.optSelected ) { jQuery.propHooks.selected = { get: function( elem ) { var parent = elem.parentNode;
if ( parent ) { parent.selectedIndex;
// Make sure that it also works with optgroups, see #5701
if ( parent.parentNode ) { parent.parentNode.selectedIndex; } } return null; }, set: function( elem ) { var parent = elem.parentNode; if ( parent ) { parent.selectedIndex;
if ( parent.parentNode ) { parent.parentNode.selectedIndex; } } } }; }
jQuery.each( [ "tabIndex", "readOnly", "maxLength", "cellSpacing", "cellPadding", "rowSpan", "colSpan", "useMap", "frameBorder", "contentEditable" ], function() { jQuery.propFix[ this.toLowerCase() ] = this; } );
// IE6/7 call enctype encoding
if ( !support.enctype ) { jQuery.propFix.enctype = "encoding"; }
var rclass = /[\t\r\n\f]/g;
function getClass( elem ) { return jQuery.attr( elem, "class" ) || ""; }
jQuery.fn.extend( { addClass: function( value ) { var classes, elem, cur, curValue, clazz, j, finalValue, i = 0;
if ( jQuery.isFunction( value ) ) { return this.each( function( j ) { jQuery( this ).addClass( value.call( this, j, getClass( this ) ) ); } ); }
if ( typeof value === "string" && value ) { classes = value.match( rnotwhite ) || [];
while ( ( elem = this[ i++ ] ) ) { curValue = getClass( elem ); cur = elem.nodeType === 1 && ( " " + curValue + " " ).replace( rclass, " " );
if ( cur ) { j = 0; while ( ( clazz = classes[ j++ ] ) ) { if ( cur.indexOf( " " + clazz + " " ) < 0 ) { cur += clazz + " "; } }
// only assign if different to avoid unneeded rendering.
finalValue = jQuery.trim( cur ); if ( curValue !== finalValue ) { jQuery.attr( elem, "class", finalValue ); } } } }
return this; },
removeClass: function( value ) { var classes, elem, cur, curValue, clazz, j, finalValue, i = 0;
if ( jQuery.isFunction( value ) ) { return this.each( function( j ) { jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) ); } ); }
if ( !arguments.length ) { return this.attr( "class", "" ); }
if ( typeof value === "string" && value ) { classes = value.match( rnotwhite ) || [];
while ( ( elem = this[ i++ ] ) ) { curValue = getClass( elem );
// This expression is here for better compressibility (see addClass)
cur = elem.nodeType === 1 && ( " " + curValue + " " ).replace( rclass, " " );
if ( cur ) { j = 0; while ( ( clazz = classes[ j++ ] ) ) {
// Remove *all* instances
while ( cur.indexOf( " " + clazz + " " ) > -1 ) { cur = cur.replace( " " + clazz + " ", " " ); } }
// Only assign if different to avoid unneeded rendering.
finalValue = jQuery.trim( cur ); if ( curValue !== finalValue ) { jQuery.attr( elem, "class", finalValue ); } } } }
return this; },
toggleClass: function( value, stateVal ) { var type = typeof value;
if ( typeof stateVal === "boolean" && type === "string" ) { return stateVal ? this.addClass( value ) : this.removeClass( value ); }
if ( jQuery.isFunction( value ) ) { return this.each( function( i ) { jQuery( this ).toggleClass( value.call( this, i, getClass( this ), stateVal ), stateVal ); } ); }
return this.each( function() { var className, i, self, classNames;
if ( type === "string" ) {
// Toggle individual class names
i = 0; self = jQuery( this ); classNames = value.match( rnotwhite ) || [];
while ( ( className = classNames[ i++ ] ) ) {
// Check each className given, space separated list
if ( self.hasClass( className ) ) { self.removeClass( className ); } else { self.addClass( className ); } }
// Toggle whole class name
} else if ( value === undefined || type === "boolean" ) { className = getClass( this ); if ( className ) {
// store className if set
jQuery._data( this, "__className__", className ); }
// If the element has a class name or if we're passed "false",
// then remove the whole classname (if there was one, the above saved it).
// Otherwise bring back whatever was previously saved (if anything),
// falling back to the empty string if nothing was stored.
jQuery.attr( this, "class", className || value === false ? "" : jQuery._data( this, "__className__" ) || "" ); } } ); },
hasClass: function( selector ) { var className, elem, i = 0;
className = " " + selector + " "; while ( ( elem = this[ i++ ] ) ) { if ( elem.nodeType === 1 && ( " " + getClass( elem ) + " " ).replace( rclass, " " ) .indexOf( className ) > -1 ) { return true; } }
return false; } } );
// Return jQuery for attributes-only inclusion
jQuery.each( ( "blur focus focusin focusout load resize scroll unload click dblclick " + "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + "change select submit keydown keypress keyup error contextmenu" ).split( " " ), function( i, name ) {
// Handle event binding
jQuery.fn[ name ] = function( data, fn ) { return arguments.length > 0 ? this.on( name, null, data, fn ) : this.trigger( name ); }; } );
jQuery.fn.extend( { hover: function( fnOver, fnOut ) { return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); } } );
var location = window.location;
var nonce = jQuery.now();
var rquery = ( /\?/ );
var rvalidtokens = /(,)|(\[|{)|(}|])|"(?:[^"\\\r\n]|\\["\\\/bfnrt]|\\u[\da-fA-F]{4})*"\s*:?|true|false|null|-?(?!0\d)\d+(?:\.\d+|)(?:[eE][+-]?\d+|)/g;
jQuery.parseJSON = function( data ) {
// Attempt to parse using the native JSON parser first
if ( window.JSON && window.JSON.parse ) {
// Support: Android 2.3
// Workaround failure to string-cast null input
return window.JSON.parse( data + "" ); }
var requireNonComma, depth = null, str = jQuery.trim( data + "" );
// Guard against invalid (and possibly dangerous) input by ensuring that nothing remains
// after removing valid tokens
return str && !jQuery.trim( str.replace( rvalidtokens, function( token, comma, open, close ) {
// Force termination if we see a misplaced comma
if ( requireNonComma && comma ) { depth = 0; }
// Perform no more replacements after returning to outermost depth
if ( depth === 0 ) { return token; }
// Commas must not follow "[", "{", or ","
requireNonComma = open || comma;
// Determine new depth
// array/object open ("[" or "{"): depth += true - false (increment)
// array/object close ("]" or "}"): depth += false - true (decrement)
// other cases ("," or primitive): depth += true - true (numeric cast)
depth += !close - !open;
// Remove this token
return ""; } ) ) ? ( Function( "return " + str ) )() : jQuery.error( "Invalid JSON: " + data ); };
// Cross-browser xml parsing
jQuery.parseXML = function( data ) { var xml, tmp; if ( !data || typeof data !== "string" ) { return null; } try { if ( window.DOMParser ) { // Standard
tmp = new window.DOMParser(); xml = tmp.parseFromString( data, "text/xml" ); } else { // IE
xml = new window.ActiveXObject( "Microsoft.XMLDOM" ); xml.async = "false"; xml.loadXML( data ); } } catch ( e ) { xml = undefined; } if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { jQuery.error( "Invalid XML: " + data ); } return xml; };
var rhash = /#.*$/, rts = /([?&])_=[^&]*/,
// IE leaves an \r character at EOL
rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg,
// #7653, #8125, #8152: local protocol detection
rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, rnoContent = /^(?:GET|HEAD)$/, rprotocol = /^\/\//, rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/,
/* Prefilters * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) * 2) These are called: * - BEFORE asking for a transport * - AFTER param serialization (s.data is a string if s.processData is true) * 3) key is the dataType * 4) the catchall symbol "*" can be used * 5) execution will start with transport dataType and THEN continue down to "*" if needed */ prefilters = {},
/* Transports bindings * 1) key is the dataType * 2) the catchall symbol "*" can be used * 3) selection will start with transport dataType and THEN go to "*" if needed */ transports = {},
// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
allTypes = "*/".concat( "*" ),
// Document location
ajaxLocation = location.href,
// Segment location into parts
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
function addToPrefiltersOrTransports( structure ) {
// dataTypeExpression is optional and defaults to "*"
return function( dataTypeExpression, func ) {
if ( typeof dataTypeExpression !== "string" ) { func = dataTypeExpression; dataTypeExpression = "*"; }
var dataType, i = 0, dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];
if ( jQuery.isFunction( func ) ) {
// For each dataType in the dataTypeExpression
while ( ( dataType = dataTypes[ i++ ] ) ) {
// Prepend if requested
if ( dataType.charAt( 0 ) === "+" ) { dataType = dataType.slice( 1 ) || "*"; ( structure[ dataType ] = structure[ dataType ] || [] ).unshift( func );
// Otherwise append
} else { ( structure[ dataType ] = structure[ dataType ] || [] ).push( func ); } } } }; }
// Base inspection function for prefilters and transports
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
var inspected = {}, seekingTransport = ( structure === transports );
function inspect( dataType ) { var selected; inspected[ dataType ] = true; jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
options.dataTypes.unshift( dataTypeOrTransport ); inspect( dataTypeOrTransport ); return false; } else if ( seekingTransport ) { return !( selected = dataTypeOrTransport ); } } ); return selected; }
return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); }
// A special extend for ajax options
// that takes "flat" options (not to be deep extended)
// Fixes #9887
function ajaxExtend( target, src ) { var deep, key, flatOptions = jQuery.ajaxSettings.flatOptions || {};
for ( key in src ) { if ( src[ key ] !== undefined ) { ( flatOptions[ key ] ? target : ( deep || ( deep = {} ) ) )[ key ] = src[ key ]; } } if ( deep ) { jQuery.extend( true, target, deep ); }
return target; }
/* Handles responses to an ajax request: * - finds the right dataType (mediates between content-type and expected dataType) * - returns the corresponding response */ function ajaxHandleResponses( s, jqXHR, responses ) { var firstDataType, ct, finalDataType, type, contents = s.contents, dataTypes = s.dataTypes;
// Remove auto dataType and get content-type in the process
while ( dataTypes[ 0 ] === "*" ) { dataTypes.shift(); if ( ct === undefined ) { ct = s.mimeType || jqXHR.getResponseHeader( "Content-Type" ); } }
// Check if we're dealing with a known content-type
if ( ct ) { for ( type in contents ) { if ( contents[ type ] && contents[ type ].test( ct ) ) { dataTypes.unshift( type ); break; } } }
// Check to see if we have a response for the expected dataType
if ( dataTypes[ 0 ] in responses ) { finalDataType = dataTypes[ 0 ]; } else {
// Try convertible dataTypes
for ( type in responses ) { if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[ 0 ] ] ) { finalDataType = type; break; } if ( !firstDataType ) { firstDataType = type; } }
// Or just use first one
finalDataType = finalDataType || firstDataType; }
// If we found a dataType
// We add the dataType to the list if needed
// and return the corresponding response
if ( finalDataType ) { if ( finalDataType !== dataTypes[ 0 ] ) { dataTypes.unshift( finalDataType ); } return responses[ finalDataType ]; } }
/* Chain conversions given the request and the original response * Also sets the responseXXX fields on the jqXHR instance */ function ajaxConvert( s, response, jqXHR, isSuccess ) { var conv2, current, conv, tmp, prev, converters = {},
// Work with a copy of dataTypes in case we need to modify it for conversion
dataTypes = s.dataTypes.slice();
// Create converters map with lowercased keys
if ( dataTypes[ 1 ] ) { for ( conv in s.converters ) { converters[ conv.toLowerCase() ] = s.converters[ conv ]; } }
current = dataTypes.shift();
// Convert to each sequential dataType
while ( current ) {
if ( s.responseFields[ current ] ) { jqXHR[ s.responseFields[ current ] ] = response; }
// Apply the dataFilter if provided
if ( !prev && isSuccess && s.dataFilter ) { response = s.dataFilter( response, s.dataType ); }
prev = current; current = dataTypes.shift();
if ( current ) {
// There's only work to do if current dataType is non-auto
if ( current === "*" ) {
current = prev;
// Convert response if prev dataType is non-auto and differs from current
} else if ( prev !== "*" && prev !== current ) {
// Seek a direct converter
conv = converters[ prev + " " + current ] || converters[ "* " + current ];
// If none found, seek a pair
if ( !conv ) { for ( conv2 in converters ) {
// If conv2 outputs current
tmp = conv2.split( " " ); if ( tmp[ 1 ] === current ) {
// If prev can be converted to accepted input
conv = converters[ prev + " " + tmp[ 0 ] ] || converters[ "* " + tmp[ 0 ] ]; if ( conv ) {
// Condense equivalence converters
if ( conv === true ) { conv = converters[ conv2 ];
// Otherwise, insert the intermediate dataType
} else if ( converters[ conv2 ] !== true ) { current = tmp[ 0 ]; dataTypes.unshift( tmp[ 1 ] ); } break; } } } }
// Apply converter (if not an equivalence)
if ( conv !== true ) {
// Unless errors are allowed to bubble, catch and return them
if ( conv && s[ "throws" ] ) { // jscs:ignore requireDotNotation
response = conv( response ); } else { try { response = conv( response ); } catch ( e ) { return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; } } } } } }
return { state: "success", data: response }; }
jQuery.extend( {
// Counter for holding the number of active queries
active: 0,
// Last-Modified header cache for next request
lastModified: {}, etag: {},
ajaxSettings: { url: ajaxLocation, type: "GET", isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), global: true, processData: true, async: true, contentType: "application/x-www-form-urlencoded; charset=UTF-8", /* timeout: 0, data: null, dataType: null, username: null, password: null, cache: null, throws: false, traditional: false, headers: {}, */
accepts: { "*": allTypes, text: "text/plain", html: "text/html", xml: "application/xml, text/xml", json: "application/json, text/javascript" },
contents: { xml: /\bxml\b/, html: /\bhtml/, json: /\bjson\b/ },
responseFields: { xml: "responseXML", text: "responseText", json: "responseJSON" },
// Data converters
// Keys separate source (or catchall "*") and destination types with a single space
converters: {
// Convert anything to text
"* text": String,
// Text to html (true = no transformation)
"text html": true,
// Evaluate text as a json expression
"text json": jQuery.parseJSON,
// Parse text as xml
"text xml": jQuery.parseXML },
// For options that shouldn't be deep extended:
// you can add your own custom options here if
// and when you create one that shouldn't be
// deep extended (see ajaxExtend)
flatOptions: { url: true, context: true } },
// Creates a full fledged settings object into target
// with both ajaxSettings and settings fields.
// If target is omitted, writes into ajaxSettings.
ajaxSetup: function( target, settings ) { return settings ?
// Building a settings object
ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
// Extending ajaxSettings
ajaxExtend( jQuery.ajaxSettings, target ); },
ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), ajaxTransport: addToPrefiltersOrTransports( transports ),
// Main method
ajax: function( url, options ) {
// If url is an object, simulate pre-1.5 signature
if ( typeof url === "object" ) { options = url; url = undefined; }
// Force options to be an object
options = options || {};
var
// Cross-domain detection vars
parts,
// Loop variable
i,
// URL without anti-cache param
cacheURL,
// Response headers as string
responseHeadersString,
// timeout handle
timeoutTimer,
// To know if global events are to be dispatched
fireGlobals,
transport,
// Response headers
responseHeaders,
// Create the final options object
s = jQuery.ajaxSetup( {}, options ),
// Callbacks context
callbackContext = s.context || s,
// Context for global events is callbackContext if it is a DOM node or jQuery collection
globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? jQuery( callbackContext ) : jQuery.event,
// Deferreds
deferred = jQuery.Deferred(), completeDeferred = jQuery.Callbacks( "once memory" ),
// Status-dependent callbacks
statusCode = s.statusCode || {},
// Headers (they are sent all at once)
requestHeaders = {}, requestHeadersNames = {},
// The jqXHR state
state = 0,
// Default abort message
strAbort = "canceled",
// Fake xhr
jqXHR = { readyState: 0,
// Builds headers hashtable if needed
getResponseHeader: function( key ) { var match; if ( state === 2 ) { if ( !responseHeaders ) { responseHeaders = {}; while ( ( match = rheaders.exec( responseHeadersString ) ) ) { responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ]; } } match = responseHeaders[ key.toLowerCase() ]; } return match == null ? null : match; },
// Raw string
getAllResponseHeaders: function() { return state === 2 ? responseHeadersString : null; },
// Caches the header
setRequestHeader: function( name, value ) { var lname = name.toLowerCase(); if ( !state ) { name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; requestHeaders[ name ] = value; } return this; },
// Overrides response content-type header
overrideMimeType: function( type ) { if ( !state ) { s.mimeType = type; } return this; },
// Status-dependent callbacks
statusCode: function( map ) { var code; if ( map ) { if ( state < 2 ) { for ( code in map ) {
// Lazy-add the new callback in a way that preserves old ones
statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; } } else {
// Execute the appropriate callbacks
jqXHR.always( map[ jqXHR.status ] ); } } return this; },
// Cancel the request
abort: function( statusText ) { var finalText = statusText || strAbort; if ( transport ) { transport.abort( finalText ); } done( 0, finalText ); return this; } };
// Attach deferreds
deferred.promise( jqXHR ).complete = completeDeferred.add; jqXHR.success = jqXHR.done; jqXHR.error = jqXHR.fail;
// Remove hash character (#7531: and string promotion)
// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
// Handle falsy url in the settings object (#10093: consistency with old signature)
// We also use the url parameter if available
s.url = ( ( url || s.url || ajaxLocation ) + "" ) .replace( rhash, "" ) .replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
// Alias method option to type as per ticket #12004
s.type = options.method || options.type || s.method || s.type;
// Extract dataTypes list
s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];
// A cross-domain request is in order when we have a protocol:host:port mismatch
if ( s.crossDomain == null ) { parts = rurl.exec( s.url.toLowerCase() ); s.crossDomain = !!( parts && ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !== ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) ) ); }
// Convert data if not already a string
if ( s.data && s.processData && typeof s.data !== "string" ) { s.data = jQuery.param( s.data, s.traditional ); }
// Apply prefilters
inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
// If request was aborted inside a prefilter, stop there
if ( state === 2 ) { return jqXHR; }
// We can fire global events as of now if asked to
// Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
fireGlobals = jQuery.event && s.global;
// Watch for a new set of requests
if ( fireGlobals && jQuery.active++ === 0 ) { jQuery.event.trigger( "ajaxStart" ); }
// Uppercase the type
s.type = s.type.toUpperCase();
// Determine if request has content
s.hasContent = !rnoContent.test( s.type );
// Save the URL in case we're toying with the If-Modified-Since
// and/or If-None-Match header later on
cacheURL = s.url;
// More options handling for requests with no content
if ( !s.hasContent ) {
// If data is available, append data to url
if ( s.data ) { cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
// #9682: remove data so that it's not used in an eventual retry
delete s.data; }
// Add anti-cache in url if needed
if ( s.cache === false ) { s.url = rts.test( cacheURL ) ?
// If there is already a '_' parameter, set its value
cacheURL.replace( rts, "$1_=" + nonce++ ) :
// Otherwise add one to the end
cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++; } }
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
if ( s.ifModified ) { if ( jQuery.lastModified[ cacheURL ] ) { jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); } if ( jQuery.etag[ cacheURL ] ) { jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); } }
// Set the correct header, if data is being sent
if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { jqXHR.setRequestHeader( "Content-Type", s.contentType ); }
// Set the Accepts header for the server, depending on the dataType
jqXHR.setRequestHeader( "Accept", s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[ 0 ] ] ? s.accepts[ s.dataTypes[ 0 ] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : s.accepts[ "*" ] );
// Check for headers option
for ( i in s.headers ) { jqXHR.setRequestHeader( i, s.headers[ i ] ); }
// Allow custom headers/mimetypes and early abort
if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
// Abort if not done already and return
return jqXHR.abort(); }
// aborting is no longer a cancellation
strAbort = "abort";
// Install callbacks on deferreds
for ( i in { success: 1, error: 1, complete: 1 } ) { jqXHR[ i ]( s[ i ] ); }
// Get transport
transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
// If no transport, we auto-abort
if ( !transport ) { done( -1, "No Transport" ); } else { jqXHR.readyState = 1;
// Send global event
if ( fireGlobals ) { globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); }
// If request was aborted inside ajaxSend, stop there
if ( state === 2 ) { return jqXHR; }
// Timeout
if ( s.async && s.timeout > 0 ) { timeoutTimer = window.setTimeout( function() { jqXHR.abort( "timeout" ); }, s.timeout ); }
try { state = 1; transport.send( requestHeaders, done ); } catch ( e ) {
// Propagate exception as error if not done
if ( state < 2 ) { done( -1, e );
// Simply rethrow otherwise
} else { throw e; } } }
// Callback for when everything is done
function done( status, nativeStatusText, responses, headers ) { var isSuccess, success, error, response, modified, statusText = nativeStatusText;
// Called once
if ( state === 2 ) { return; }
// State is "done" now
state = 2;
// Clear timeout if it exists
if ( timeoutTimer ) { window.clearTimeout( timeoutTimer ); }
// Dereference transport for early garbage collection
// (no matter how long the jqXHR object will be used)
transport = undefined;
// Cache response headers
responseHeadersString = headers || "";
// Set readyState
jqXHR.readyState = status > 0 ? 4 : 0;
// Determine if successful
isSuccess = status >= 200 && status < 300 || status === 304;
// Get response data
if ( responses ) { response = ajaxHandleResponses( s, jqXHR, responses ); }
// Convert no matter what (that way responseXXX fields are always set)
response = ajaxConvert( s, response, jqXHR, isSuccess );
// If successful, handle type chaining
if ( isSuccess ) {
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
if ( s.ifModified ) { modified = jqXHR.getResponseHeader( "Last-Modified" ); if ( modified ) { jQuery.lastModified[ cacheURL ] = modified; } modified = jqXHR.getResponseHeader( "etag" ); if ( modified ) { jQuery.etag[ cacheURL ] = modified; } }
// if no content
if ( status === 204 || s.type === "HEAD" ) { statusText = "nocontent";
// if not modified
} else if ( status === 304 ) { statusText = "notmodified";
// If we have data, let's convert it
} else { statusText = response.state; success = response.data; error = response.error; isSuccess = !error; } } else {
// We extract error from statusText
// then normalize statusText and status for non-aborts
error = statusText; if ( status || !statusText ) { statusText = "error"; if ( status < 0 ) { status = 0; } } }
// Set data for the fake xhr object
jqXHR.status = status; jqXHR.statusText = ( nativeStatusText || statusText ) + "";
// Success/Error
if ( isSuccess ) { deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); } else { deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); }
// Status-dependent callbacks
jqXHR.statusCode( statusCode ); statusCode = undefined;
if ( fireGlobals ) { globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", [ jqXHR, s, isSuccess ? success : error ] ); }
// Complete
completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
if ( fireGlobals ) { globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
// Handle the global AJAX counter
if ( !( --jQuery.active ) ) { jQuery.event.trigger( "ajaxStop" ); } } }
return jqXHR; },
getJSON: function( url, data, callback ) { return jQuery.get( url, data, callback, "json" ); },
getScript: function( url, callback ) { return jQuery.get( url, undefined, callback, "script" ); } } );
jQuery.each( [ "get", "post" ], function( i, method ) { jQuery[ method ] = function( url, data, callback, type ) {
// shift arguments if data argument was omitted
if ( jQuery.isFunction( data ) ) { type = type || callback; callback = data; data = undefined; }
// The url can be an options object (which then must have .url)
return jQuery.ajax( jQuery.extend( { url: url, type: method, dataType: type, data: data, success: callback }, jQuery.isPlainObject( url ) && url ) ); }; } );
jQuery._evalUrl = function( url ) { return jQuery.ajax( { url: url,
// Make this explicit, since user can override this through ajaxSetup (#11264)
type: "GET", dataType: "script", cache: true, async: false, global: false, "throws": true } ); };
jQuery.fn.extend( { wrapAll: function( html ) { if ( jQuery.isFunction( html ) ) { return this.each( function( i ) { jQuery( this ).wrapAll( html.call( this, i ) ); } ); }
if ( this[ 0 ] ) {
// The elements to wrap the target around
var wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
if ( this[ 0 ].parentNode ) { wrap.insertBefore( this[ 0 ] ); }
wrap.map( function() { var elem = this;
while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { elem = elem.firstChild; }
return elem; } ).append( this ); }
return this; },
wrapInner: function( html ) { if ( jQuery.isFunction( html ) ) { return this.each( function( i ) { jQuery( this ).wrapInner( html.call( this, i ) ); } ); }
return this.each( function() { var self = jQuery( this ), contents = self.contents();
if ( contents.length ) { contents.wrapAll( html );
} else { self.append( html ); } } ); },
wrap: function( html ) { var isFunction = jQuery.isFunction( html );
return this.each( function( i ) { jQuery( this ).wrapAll( isFunction ? html.call( this, i ) : html ); } ); },
unwrap: function() { return this.parent().each( function() { if ( !jQuery.nodeName( this, "body" ) ) { jQuery( this ).replaceWith( this.childNodes ); } } ).end(); } } );
function getDisplay( elem ) { return elem.style && elem.style.display || jQuery.css( elem, "display" ); }
function filterHidden( elem ) {
// Disconnected elements are considered hidden
if ( !jQuery.contains( elem.ownerDocument || document, elem ) ) { return true; } while ( elem && elem.nodeType === 1 ) { if ( getDisplay( elem ) === "none" || elem.type === "hidden" ) { return true; } elem = elem.parentNode; } return false; }
jQuery.expr.filters.hidden = function( elem ) {
// Support: Opera <= 12.12
// Opera reports offsetWidths and offsetHeights less than zero on some elements
return support.reliableHiddenOffsets() ? ( elem.offsetWidth <= 0 && elem.offsetHeight <= 0 && !elem.getClientRects().length ) : filterHidden( elem ); };
jQuery.expr.filters.visible = function( elem ) { return !jQuery.expr.filters.hidden( elem ); };
var r20 = /%20/g, rbracket = /\[\]$/, rCRLF = /\r?\n/g, rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, rsubmittable = /^(?:input|select|textarea|keygen)/i;
function buildParams( prefix, obj, traditional, add ) { var name;
if ( jQuery.isArray( obj ) ) {
// Serialize array item.
jQuery.each( obj, function( i, v ) { if ( traditional || rbracket.test( prefix ) ) {
// Treat each array item as a scalar.
add( prefix, v );
} else {
// Item is non-scalar (array or object), encode its numeric index.
buildParams( prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]", v, traditional, add ); } } );
} else if ( !traditional && jQuery.type( obj ) === "object" ) {
// Serialize object item.
for ( name in obj ) { buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); }
} else {
// Serialize scalar item.
add( prefix, obj ); } }
// Serialize an array of form elements or a set of
// key/values into a query string
jQuery.param = function( a, traditional ) { var prefix, s = [], add = function( key, value ) {
// If value is a function, invoke it and return its value
value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); };
// Set traditional to true for jQuery <= 1.3.2 behavior.
if ( traditional === undefined ) { traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; }
// If an array was passed in, assume that it is an array of form elements.
if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
// Serialize the form elements
jQuery.each( a, function() { add( this.name, this.value ); } );
} else {
// If traditional, encode the "old" way (the way 1.3.2 or older
// did it), otherwise encode params recursively.
for ( prefix in a ) { buildParams( prefix, a[ prefix ], traditional, add ); } }
// Return the resulting serialization
return s.join( "&" ).replace( r20, "+" ); };
jQuery.fn.extend( { serialize: function() { return jQuery.param( this.serializeArray() ); }, serializeArray: function() { return this.map( function() {
// Can add propHook for "elements" to filter or add form elements
var elements = jQuery.prop( this, "elements" ); return elements ? jQuery.makeArray( elements ) : this; } ) .filter( function() { var type = this.type;
// Use .is(":disabled") so that fieldset[disabled] works
return this.name && !jQuery( this ).is( ":disabled" ) && rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && ( this.checked || !rcheckableType.test( type ) ); } ) .map( function( i, elem ) { var val = jQuery( this ).val();
return val == null ? null : jQuery.isArray( val ) ? jQuery.map( val, function( val ) { return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; } ) : { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; } ).get(); } } );
// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xhr = window.ActiveXObject !== undefined ?
// Support: IE6-IE8
function() {
// XHR cannot access local files, always use ActiveX for that case
if ( this.isLocal ) { return createActiveXHR(); }
// Support: IE 9-11
// IE seems to error on cross-domain PATCH requests when ActiveX XHR
// is used. In IE 9+ always use the native XHR.
// Note: this condition won't catch Edge as it doesn't define
// document.documentMode but it also doesn't support ActiveX so it won't
// reach this code.
if ( document.documentMode > 8 ) { return createStandardXHR(); }
// Support: IE<9
// oldIE XHR does not support non-RFC2616 methods (#13240)
// See http://msdn.microsoft.com/en-us/library/ie/ms536648(v=vs.85).aspx
// and http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9
// Although this check for six methods instead of eight
// since IE also does not support "trace" and "connect"
return /^(get|post|head|put|delete|options)$/i.test( this.type ) && createStandardXHR() || createActiveXHR(); } :
// For all other browsers, use the standard XMLHttpRequest object
createStandardXHR;
var xhrId = 0, xhrCallbacks = {}, xhrSupported = jQuery.ajaxSettings.xhr();
// Support: IE<10
// Open requests must be manually aborted on unload (#5280)
// See https://support.microsoft.com/kb/2856746 for more info
if ( window.attachEvent ) { window.attachEvent( "onunload", function() { for ( var key in xhrCallbacks ) { xhrCallbacks[ key ]( undefined, true ); } } ); }
// Determine support properties
support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported ); xhrSupported = support.ajax = !!xhrSupported;
// Create transport if the browser can provide an xhr
if ( xhrSupported ) {
jQuery.ajaxTransport( function( options ) {
// Cross domain only allowed if supported through XMLHttpRequest
if ( !options.crossDomain || support.cors ) {
var callback;
return { send: function( headers, complete ) { var i, xhr = options.xhr(), id = ++xhrId;
// Open the socket
xhr.open( options.type, options.url, options.async, options.username, options.password );
// Apply custom fields if provided
if ( options.xhrFields ) { for ( i in options.xhrFields ) { xhr[ i ] = options.xhrFields[ i ]; } }
// Override mime type if needed
if ( options.mimeType && xhr.overrideMimeType ) { xhr.overrideMimeType( options.mimeType ); }
// X-Requested-With header
// For cross-domain requests, seeing as conditions for a preflight are
// akin to a jigsaw puzzle, we simply never set it to be sure.
// (it can always be set on a per-request basis or even using ajaxSetup)
// For same-domain requests, won't change header if already provided.
if ( !options.crossDomain && !headers[ "X-Requested-With" ] ) { headers[ "X-Requested-With" ] = "XMLHttpRequest"; }
// Set headers
for ( i in headers ) {
// Support: IE<9
// IE's ActiveXObject throws a 'Type Mismatch' exception when setting
// request header to a null-value.
//
// To keep consistent with other XHR implementations, cast the value
// to string and ignore `undefined`.
if ( headers[ i ] !== undefined ) { xhr.setRequestHeader( i, headers[ i ] + "" ); } }
// Do send the request
// This may raise an exception which is actually
// handled in jQuery.ajax (so no try/catch here)
xhr.send( ( options.hasContent && options.data ) || null );
// Listener
callback = function( _, isAbort ) { var status, statusText, responses;
// Was never called and is aborted or complete
if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
// Clean up
delete xhrCallbacks[ id ]; callback = undefined; xhr.onreadystatechange = jQuery.noop;
// Abort manually if needed
if ( isAbort ) { if ( xhr.readyState !== 4 ) { xhr.abort(); } } else { responses = {}; status = xhr.status;
// Support: IE<10
// Accessing binary-data responseText throws an exception
// (#11426)
if ( typeof xhr.responseText === "string" ) { responses.text = xhr.responseText; }
// Firefox throws an exception when accessing
// statusText for faulty cross-domain requests
try { statusText = xhr.statusText; } catch ( e ) {
// We normalize with Webkit giving an empty statusText
statusText = ""; }
// Filter status for non standard behaviors
// If the request is local and we have data: assume a success
// (success with no data won't get notified, that's the best we
// can do given current implementations)
if ( !status && options.isLocal && !options.crossDomain ) { status = responses.text ? 200 : 404;
// IE - #1450: sometimes returns 1223 when it should be 204
} else if ( status === 1223 ) { status = 204; } } }
// Call complete if needed
if ( responses ) { complete( status, statusText, responses, xhr.getAllResponseHeaders() ); } };
// Do send the request
// `xhr.send` may raise an exception, but it will be
// handled in jQuery.ajax (so no try/catch here)
if ( !options.async ) {
// If we're in sync mode we fire the callback
callback(); } else if ( xhr.readyState === 4 ) {
// (IE6 & IE7) if it's in cache and has been
// retrieved directly we need to fire the callback
window.setTimeout( callback ); } else {
// Register the callback, but delay it in case `xhr.send` throws
// Add to the list of active xhr callbacks
xhr.onreadystatechange = xhrCallbacks[ id ] = callback; } },
abort: function() { if ( callback ) { callback( undefined, true ); } } }; } } ); }
// Functions to create xhrs
function createStandardXHR() { try { return new window.XMLHttpRequest(); } catch ( e ) {} }
function createActiveXHR() { try { return new window.ActiveXObject( "Microsoft.XMLHTTP" ); } catch ( e ) {} }
// Install script dataType
jQuery.ajaxSetup( { accepts: { script: "text/javascript, application/javascript, " + "application/ecmascript, application/x-ecmascript" }, contents: { script: /\b(?:java|ecma)script\b/ }, converters: { "text script": function( text ) { jQuery.globalEval( text ); return text; } } } );
// Handle cache's special case and global
jQuery.ajaxPrefilter( "script", function( s ) { if ( s.cache === undefined ) { s.cache = false; } if ( s.crossDomain ) { s.type = "GET"; s.global = false; } } );
// Bind script tag hack transport
jQuery.ajaxTransport( "script", function( s ) {
// This transport only deals with cross domain requests
if ( s.crossDomain ) {
var script, head = document.head || jQuery( "head" )[ 0 ] || document.documentElement;
return {
send: function( _, callback ) {
script = document.createElement( "script" );
script.async = true;
if ( s.scriptCharset ) { script.charset = s.scriptCharset; }
script.src = s.url;
// Attach handlers for all browsers
script.onload = script.onreadystatechange = function( _, isAbort ) {
if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
// Handle memory leak in IE
script.onload = script.onreadystatechange = null;
// Remove the script
if ( script.parentNode ) { script.parentNode.removeChild( script ); }
// Dereference the script
script = null;
// Callback if not abort
if ( !isAbort ) { callback( 200, "success" ); } } };
// Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
// Use native DOM manipulation to avoid our domManip AJAX trickery
head.insertBefore( script, head.firstChild ); },
abort: function() { if ( script ) { script.onload( undefined, true ); } } }; } } );
var oldCallbacks = [], rjsonp = /(=)\?(?=&|$)|\?\?/;
// Default jsonp settings
jQuery.ajaxSetup( { jsonp: "callback", jsonpCallback: function() { var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) ); this[ callback ] = true; return callback; } } );
// Detect, normalize options and install callbacks for jsonp requests
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
var callbackName, overwritten, responseContainer, jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ? "url" : typeof s.data === "string" && ( s.contentType || "" ) .indexOf( "application/x-www-form-urlencoded" ) === 0 && rjsonp.test( s.data ) && "data" );
// Handle iff the expected data type is "jsonp" or we have a parameter to set
if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
// Get callback name, remembering preexisting value associated with it
callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? s.jsonpCallback() : s.jsonpCallback;
// Insert callback into url or form data
if ( jsonProp ) { s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName ); } else if ( s.jsonp !== false ) { s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; }
// Use data converter to retrieve json after script execution
s.converters[ "script json" ] = function() { if ( !responseContainer ) { jQuery.error( callbackName + " was not called" ); } return responseContainer[ 0 ]; };
// force json dataType
s.dataTypes[ 0 ] = "json";
// Install callback
overwritten = window[ callbackName ]; window[ callbackName ] = function() { responseContainer = arguments; };
// Clean-up function (fires after converters)
jqXHR.always( function() {
// If previous value didn't exist - remove it
if ( overwritten === undefined ) { jQuery( window ).removeProp( callbackName );
// Otherwise restore preexisting value
} else { window[ callbackName ] = overwritten; }
// Save back as free
if ( s[ callbackName ] ) {
// make sure that re-using the options doesn't screw things around
s.jsonpCallback = originalSettings.jsonpCallback;
// save the callback name for future use
oldCallbacks.push( callbackName ); }
// Call if it was a function and we have a response
if ( responseContainer && jQuery.isFunction( overwritten ) ) { overwritten( responseContainer[ 0 ] ); }
responseContainer = overwritten = undefined; } );
// Delegate to script
return "script"; } } );
// data: string of html
// context (optional): If specified, the fragment will be created in this context,
// defaults to document
// keepScripts (optional): If true, will include scripts passed in the html string
jQuery.parseHTML = function( data, context, keepScripts ) { if ( !data || typeof data !== "string" ) { return null; } if ( typeof context === "boolean" ) { keepScripts = context; context = false; } context = context || document;
var parsed = rsingleTag.exec( data ), scripts = !keepScripts && [];
// Single tag
if ( parsed ) { return [ context.createElement( parsed[ 1 ] ) ]; }
parsed = buildFragment( [ data ], context, scripts );
if ( scripts && scripts.length ) { jQuery( scripts ).remove(); }
return jQuery.merge( [], parsed.childNodes ); };
// Keep a copy of the old load method
var _load = jQuery.fn.load;
/** * Load a url into a page */ jQuery.fn.load = function( url, params, callback ) { if ( typeof url !== "string" && _load ) { return _load.apply( this, arguments ); }
var selector, type, response, self = this, off = url.indexOf( " " );
if ( off > -1 ) { selector = jQuery.trim( url.slice( off, url.length ) ); url = url.slice( 0, off ); }
// If it's a function
if ( jQuery.isFunction( params ) ) {
// We assume that it's the callback
callback = params; params = undefined;
// Otherwise, build a param string
} else if ( params && typeof params === "object" ) { type = "POST"; }
// If we have elements to modify, make the request
if ( self.length > 0 ) { jQuery.ajax( { url: url,
// If "type" variable is undefined, then "GET" method will be used.
// Make value of this field explicit since
// user can override it through ajaxSetup method
type: type || "GET", dataType: "html", data: params } ).done( function( responseText ) {
// Save response for use in complete callback
response = arguments;
self.html( selector ?
// If a selector was specified, locate the right elements in a dummy div
// Exclude scripts to avoid IE 'Permission Denied' errors
jQuery( "<div>" ).append( jQuery.parseHTML( responseText ) ).find( selector ) :
// Otherwise use the full result
responseText );
// If the request succeeds, this function gets "data", "status", "jqXHR"
// but they are ignored because response was set above.
// If it fails, this function gets "jqXHR", "status", "error"
} ).always( callback && function( jqXHR, status ) { self.each( function() { callback.apply( this, response || [ jqXHR.responseText, status, jqXHR ] ); } ); } ); }
return this; };
// Attach a bunch of functions for handling common AJAX events
jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) { jQuery.fn[ type ] = function( fn ) { return this.on( type, fn ); }; } );
jQuery.expr.filters.animated = function( elem ) { return jQuery.grep( jQuery.timers, function( fn ) { return elem === fn.elem; } ).length; };
/** * Gets a window from an element */ function getWindow( elem ) { return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 ? elem.defaultView || elem.parentWindow : false; }
jQuery.offset = { setOffset: function( elem, options, i ) { var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition, position = jQuery.css( elem, "position" ), curElem = jQuery( elem ), props = {};
// set position first, in-case top/left are set even on static elem
if ( position === "static" ) { elem.style.position = "relative"; }
curOffset = curElem.offset(); curCSSTop = jQuery.css( elem, "top" ); curCSSLeft = jQuery.css( elem, "left" ); calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray( "auto", [ curCSSTop, curCSSLeft ] ) > -1;
// need to be able to calculate position if either top or left
// is auto and position is either absolute or fixed
if ( calculatePosition ) { curPosition = curElem.position(); curTop = curPosition.top; curLeft = curPosition.left; } else { curTop = parseFloat( curCSSTop ) || 0; curLeft = parseFloat( curCSSLeft ) || 0; }
if ( jQuery.isFunction( options ) ) {
// Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
options = options.call( elem, i, jQuery.extend( {}, curOffset ) ); }
if ( options.top != null ) { props.top = ( options.top - curOffset.top ) + curTop; } if ( options.left != null ) { props.left = ( options.left - curOffset.left ) + curLeft; }
if ( "using" in options ) { options.using.call( elem, props ); } else { curElem.css( props ); } } };
jQuery.fn.extend( { offset: function( options ) { if ( arguments.length ) { return options === undefined ? this : this.each( function( i ) { jQuery.offset.setOffset( this, options, i ); } ); }
var docElem, win, box = { top: 0, left: 0 }, elem = this[ 0 ], doc = elem && elem.ownerDocument;
if ( !doc ) { return; }
docElem = doc.documentElement;
// Make sure it's not a disconnected DOM node
if ( !jQuery.contains( docElem, elem ) ) { return box; }
// If we don't have gBCR, just use 0,0 rather than error
// BlackBerry 5, iOS 3 (original iPhone)
if ( typeof elem.getBoundingClientRect !== "undefined" ) { box = elem.getBoundingClientRect(); } win = getWindow( doc ); return { top: box.top + ( win.pageYOffset || docElem.scrollTop ) - ( docElem.clientTop || 0 ), left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 ) }; },
position: function() { if ( !this[ 0 ] ) { return; }
var offsetParent, offset, parentOffset = { top: 0, left: 0 }, elem = this[ 0 ];
// Fixed elements are offset from window (parentOffset = {top:0, left: 0},
// because it is its only offset parent
if ( jQuery.css( elem, "position" ) === "fixed" ) {
// we assume that getBoundingClientRect is available when computed position is fixed
offset = elem.getBoundingClientRect(); } else {
// Get *real* offsetParent
offsetParent = this.offsetParent();
// Get correct offsets
offset = this.offset(); if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) { parentOffset = offsetParent.offset(); }
// Add offsetParent borders
parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true ); parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true ); }
// Subtract parent offsets and element margins
// note: when an element has margin: auto the offsetLeft and marginLeft
// are the same in Safari causing offset.left to incorrectly be 0
return { top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ), left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true ) }; },
offsetParent: function() { return this.map( function() { var offsetParent = this.offsetParent;
while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position" ) === "static" ) ) { offsetParent = offsetParent.offsetParent; } return offsetParent || documentElement; } ); } } );
// Create scrollLeft and scrollTop methods
jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) { var top = /Y/.test( prop );
jQuery.fn[ method ] = function( val ) { return access( this, function( elem, method, val ) { var win = getWindow( elem );
if ( val === undefined ) { return win ? ( prop in win ) ? win[ prop ] : win.document.documentElement[ method ] : elem[ method ]; }
if ( win ) { win.scrollTo( !top ? val : jQuery( win ).scrollLeft(), top ? val : jQuery( win ).scrollTop() );
} else { elem[ method ] = val; } }, method, val, arguments.length, null ); }; } );
// Support: Safari<7-8+, Chrome<37-44+
// Add the top/left cssHooks using jQuery.fn.position
// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
// getComputedStyle returns percent when specified for top/left/bottom/right
// rather than make the css module depend on the offset module, we just check for it here
jQuery.each( [ "top", "left" ], function( i, prop ) { jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition, function( elem, computed ) { if ( computed ) { computed = curCSS( elem, prop );
// if curCSS returns percentage, fallback to offset
return rnumnonpx.test( computed ) ? jQuery( elem ).position()[ prop ] + "px" : computed; } } ); } );
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
// margin is only for outerHeight, outerWidth
jQuery.fn[ funcName ] = function( margin, value ) { var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
return access( this, function( elem, type, value ) { var doc;
if ( jQuery.isWindow( elem ) ) {
// As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
// isn't a whole lot we can do. See pull request at this URL for discussion:
// https://github.com/jquery/jquery/pull/764
return elem.document.documentElement[ "client" + name ]; }
// Get document width or height
if ( elem.nodeType === 9 ) { doc = elem.documentElement;
// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
// whichever is greatest
// unfortunately, this causes bug #3838 in IE6/8 only,
// but there is currently no good, small way to fix it.
return Math.max( elem.body[ "scroll" + name ], doc[ "scroll" + name ], elem.body[ "offset" + name ], doc[ "offset" + name ], doc[ "client" + name ] ); }
return value === undefined ?
// Get width or height on the element, requesting but not forcing parseFloat
jQuery.css( elem, type, extra ) :
// Set width or height on the element
jQuery.style( elem, type, value, extra ); }, type, chainable ? margin : undefined, chainable, null ); }; } ); } );
jQuery.fn.extend( {
bind: function( types, data, fn ) { return this.on( types, null, data, fn ); }, unbind: function( types, fn ) { return this.off( types, null, fn ); },
delegate: function( selector, types, data, fn ) { return this.on( types, selector, data, fn ); }, undelegate: function( selector, types, fn ) {
// ( namespace ) or ( selector, types [, fn] )
return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); } } );
// The number of elements contained in the matched element set
jQuery.fn.size = function() { return this.length; };
jQuery.fn.andSelf = jQuery.fn.addBack;
// Register as a named AMD module, since jQuery can be concatenated with other
// files that may use define, but not via a proper concatenation script that
// understands anonymous AMD modules. A named AMD is safest and most robust
// way to register. Lowercase jquery is used because AMD module names are
// derived from file names, and jQuery is normally delivered in a lowercase
// file name. Do this after creating the global so that if an AMD module wants
// to call noConflict to hide this version of jQuery, it will work.
// Note that for maximum portability, libraries that are not jQuery should
// declare themselves as anonymous modules, and avoid setting a global if an
// AMD loader is present. jQuery is a special case. For more information, see
// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
if ( typeof define === "function" && define.amd ) { define( "jquery", [], function() { return jQuery; } ); }
var
// Map over jQuery in case of overwrite
_jQuery = window.jQuery,
// Map over the $ in case of overwrite
_$ = window.$;
jQuery.noConflict = function( deep ) { if ( window.$ === jQuery ) { window.$ = _$; }
if ( deep && window.jQuery === jQuery ) { window.jQuery = _jQuery; }
return jQuery; };
// Expose jQuery and $ identifiers, even in
// AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
// and CommonJS for browser emulators (#13566)
if ( !noGlobal ) { window.jQuery = window.$ = jQuery; }
return jQuery; }));
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