X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=118b4148756141428e64a525f2751abad5b5bc88;hb=51d05922112851babbeeebb65c8835f4ead82d1f;hp=ee65edbb1f8dd857b43d55a4ec69b82cfbe16bee;hpb=ea283bd13130303271077a6ee8b14b7c79bd0ce4;p=jquery.git diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js index ee65edb..118b414 100644 --- a/src/jquery/jquery.js +++ b/src/jquery/jquery.js @@ -1,7 +1,7 @@ /* * jQuery @VERSION - New Wave Javascript * - * Copyright (c) 2006 John Resig (jquery.com) + * Copyright (c) 2007 John Resig (jquery.com) * Dual licensed under the MIT (MIT-LICENSE.txt) * and GPL (GPL-LICENSE.txt) licenses. * @@ -26,38 +26,8 @@ var jQuery = function(a,c) { // If the context is global, return a new object if ( window == this ) return new jQuery(a,c); - - // Make sure that a selection was provided - a = a || document; - - // HANDLE: $(function) - // Shortcut for document ready - // Safari reports typeof on DOM NodeLists as a function - if ( typeof a == "function" && !a.nodeType && a[0] == undefined ) - return new jQuery(document)[ jQuery.fn.ready ? "ready" : "load" ]( a ); - - // Handle HTML strings - if ( typeof a == "string" ) { - // HANDLE: $(html) -> $(array) - var m = /^[^<]*(<.+>)[^>]*$/.exec(a); - if ( m ) - a = jQuery.clean( [ m[1] ] ); - - // HANDLE: $(expr) - else - return new jQuery( c ).find( a ); - } - return this.setArray( - // HANDLE: $(array) - a.constructor == Array && a || - - // HANDLE: $(arraylike) - // Watch for when an array-like object is passed as the selector - (a.jquery || a.length && a != window && !a.nodeType && a[0] != undefined && a[0].nodeType) && jQuery.makeArray( a ) || - - // HANDLE: $(*) - [ a ] ); + return this.init(a,c); }; // Map over the $ in case of overwrite @@ -77,8 +47,12 @@ var $ = jQuery; * (usually consisting of CSS or XPath), which then finds all matching * elements. * - * By default, $() looks for DOM elements within the context of the - * current HTML document. + * By default, if no context is specified, $() looks for DOM elements within the context of the + * current HTML document. If you do specify a context, such as a DOM + * element or jQuery object, the expression will be matched against + * the contents of that context. + * + * See [[DOM/Traversing/Selectors]] for the allowed CSS/XPath syntax for expressions. * * @example $("div > p") * @desc Finds all p elements that are children of a div element. @@ -103,10 +77,10 @@ var $ = jQuery; /** * Create DOM elements on-the-fly from the provided String of raw HTML. * - * @example $("
Hello
Hello
one
two
three
- * @result [two
] - * @desc Same as $("div > p") because the document - * - * @example $(document.body).background( "black" ); + * @example $(document.body).css( "background", "black" ); * @desc Sets the background color of the page to black. * * @example $( myForm.elements ).hide() @@ -143,8 +112,10 @@ var $ = jQuery; * A shorthand for $(document).ready(), allowing you to bind a function * to be executed when the DOM document has finished loading. This function * behaves just like $(document).ready(), in that it should be used to wrap - * all of the other $() operations on your page. While this function is, - * technically, chainable - there really isn't much use for chaining against it. + * other $() operations on your page that depend on the DOM being ready to be + * operated on. While this function is, technically, chainable - there really + * isn't much use for chaining against it. + * * You can have as many $(document).ready events on your page as you like. * * See ready(Function) for details about the ready event. @@ -154,29 +125,64 @@ var $ = jQuery; * }); * @desc Executes the function when the DOM is ready to be used. * - * @name $ - * @param Function fn The function to execute when the DOM is ready. - * @cat Core - * @type jQuery - */ - -/** - * A means of creating a cloned copy of a jQuery object. This function - * copies the set of matched elements from one jQuery object and creates - * another, new, jQuery object containing the same elements. - * - * @example var div = $("div"); - * $( div ).find("p"); - * @desc Locates all p elements with all div elements, without disrupting the original jQuery object contained in 'div' (as would normally be the case if a simple div.find("p") was done). + * @example jQuery(function($) { + * // Your code using failsafe $ alias here... + * }); + * @desc Uses both the shortcut for $(document).ready() and the argument + * to write failsafe jQuery code using the $ alias, without relying on the + * global alias. * * @name $ - * @param jQuery obj The jQuery object to be cloned. + * @param Function fn The function to execute when the DOM is ready. * @cat Core * @type jQuery + * @see ready(Function) */ jQuery.fn = jQuery.prototype = { /** + * Initialize a new jQuery object + * + * @private + * @name init + * @param String|Function|Element|ArrayTest Paragraph.
* @resultTest Paragraph.
* @desc Changes the color of all paragraphs to red * + * @example $("p").css("left",30); + * @beforeTest Paragraph.
+ * @resultTest Paragraph.
+ * @desc Changes the left of all paragraphs to "30px" + * * @name css * @type jQuery * @param String key The name of the property to set. - * @param Object value The value to set the property to. + * @param String|Number value The value to set the property to. * @cat CSS */ css: function( key, value ) { @@ -545,12 +565,18 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Attributes */ text: function(e) { - var type = this.length && this[0].innerText == undefined ? - "textContent" : "innerText"; - - return e == undefined ? - this.length && this[0][ type ] : - this.each(function(){ this[ type ] = e; }); + if ( typeof e == "string" ) + return this.empty().append( document.createTextNode( e ) ); + + var t = ""; + jQuery.each( e || this, function(){ + jQuery.each( this.childNodes, function(){ + if ( this.nodeType != 8 ) + t += this.nodeType != 1 ? + this.nodeValue : jQuery.fn.text([ this ]); + }); + }); + return t; }, /** @@ -601,10 +627,13 @@ jQuery.fn = jQuery.prototype = { */ wrap: function() { // The elements to wrap the target around - var a = jQuery.clean(arguments); + var a, args = arguments; // Wrap each of the matched elements individually return this.each(function(){ + if ( !a ) + a = jQuery.clean(args, this.ownerDocument); + // Clone the structure that we're using to wrap var b = a[0].cloneNode(true); @@ -755,12 +784,17 @@ jQuery.fn = jQuery.prototype = { }, /** - * End the most recent 'destructive' operation, reverting the list of matched elements - * back to its previous state. After an end operation, the list of matched elements will - * revert to the last state of matched elements. + * Revert the most recent 'destructive' operation, changing the set of matched elements + * to its previous state (right before the destructive operation). * * If there was no destructive operation before, an empty set is returned. * + * A 'destructive' operation is any operation that changes the set of + * matched jQuery elements. These functions are:add
,
+ * children
, clone
, filter
,
+ * find
, not
, next
,
+ * parent
, parents
, prev
and siblings
.
+ *
* @example $("p").find("span").end();
* @before Hello, how are you?
* @result [...
] @@ -796,9 +830,9 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Traversing */ find: function(t) { - return this.set( jQuery.map( this, function(a){ + return this.pushStack( jQuery.unique( jQuery.map( this, function(a){ return jQuery.find(t,a); - }) ); + }) ), t ); }, /** @@ -814,11 +848,14 @@ jQuery.fn = jQuery.prototype = { * * @name clone * @type jQuery + * @param Boolean deep (Optional) Set to false if you don't want to clone all descendant nodes, in addition to the element itself. * @cat DOM/Manipulation */ clone: function(deep) { - return this.set( jQuery.map( this, function(a){ - return a.cloneNode( deep != undefined ? deep : true ); + return this.pushStack( jQuery.map( this, function(a){ + a = a.cloneNode( deep != undefined ? deep : true ); + a.$events = null; // drop $events expando to avoid firing incorrect events + return a; }) ); }, @@ -827,21 +864,21 @@ jQuery.fn = jQuery.prototype = { * match the specified expression(s). This method is used to narrow down * the results of a search. * - * Provide a String array of expressions to apply multiple filters at once. + * Provide a comma-separated list of expressions to apply multiple filters at once. * * @example $("p").filter(".selected") * @beforeHello
How are you?
* @result [Hello
] * @desc Selects all paragraphs and removes those without a class "selected". * - * @example $("p").filter([".selected", ":first"]) + * @example $("p").filter(".selected, :first") * @beforeHello
Hello Again
And Again
* @result [Hello
,And Again
] * @desc Selects all paragraphs and removes those without class "selected" and being the first one. * * @name filter * @type jQuery - * @param String|ArrayHello
Hello Again
Hello
] + * @desc Removes all elements that match "div p.selected" from the total set of all paragraphs. + * + * @name not + * @type jQuery + * @param jQuery elems A set of elements to remove from the jQuery set of matched elements. + * @cat DOM/Traversing + */ not: function(t) { - return this.set( typeof t == "string" ? - jQuery.filter(t,this,true).r : - jQuery.grep(this,function(a){ return a != t; }) ); + return this.pushStack( + t.constructor == String && + jQuery.multiFilter(t, this, true) || + + jQuery.grep(this, function(a) { + return ( t.constructor == Array || t.jquery ) + ? jQuery.inArray( a, t ) < 0 + : a != t; + }) + ); }, /** - * Adds the elements matched by the expression to the jQuery object. This - * can be used to concatenate the result sets of two expressions. + * Adds more elements, matched by the given expression, + * to the set of matched elements. * * @example $("p").add("span") - * @beforeHello
Hello Again
- * @result [Hello
, Hello Again ] + * @before (HTML)Hello
Hello Again + * @result (jQuery object matching 2 elements) [Hello
, Hello Again ] + * @desc Compare the above result to the result of$('p')
,
+ * which would just result in [ Hello
]
.
+ * Using add(), matched elements of $('span')
are simply
+ * added to the returned jQuery-object.
*
* @name add
* @type jQuery
* @param String expr An expression whose matched elements are added
* @cat DOM/Traversing
*/
+
+ /**
+ * Adds more elements, created on the fly, to the set of
+ * matched elements.
+ *
+ * @example $("p").add("Again")
+ * @before Hello
+ * @result [Hello
, Again ] + * + * @name add + * @type jQuery + * @param String html A string of HTML to create on the fly. + * @cat DOM/Traversing + */ /** * Adds one or more Elements to the set of matched elements. * - * This is used to add a set of Elements to a jQuery object. - * * @example $("p").add( document.getElementById("a") ) * @beforeHello
Hello Again
* @result [Hello
, Hello Again ] * - * @example $("p").add([document.getElementById("a"), document.getElementById("b")]) - * @beforeHello
Hello AgainAnd Again
- * @result [Hello
, Hello Again, And Again ] + * @example $("p").add( document.forms[0].elements ) + * @beforeHello
+ * @result [Hello
, , ] * * @name add * @type jQuery @@ -950,10 +1020,13 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Traversing */ add: function(t) { - return this.set( jQuery.merge( - this.get(), typeof t == "string" ? - jQuery.find(t) : - t.constructor == Array ? t : [t] ) ); + return this.pushStack( jQuery.merge( + this.get(), + t.constructor == String ? + jQuery(t).get() : + t.length != undefined && (!t.nodeName || t.nodeName == "FORM") ? + t : [t] ) + ); }, /** @@ -981,11 +1054,18 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Traversing */ is: function(expr) { - return expr ? jQuery.filter(expr,this).r.length > 0 : false; + return expr ? jQuery.multiFilter(expr,this).length > 0 : false; }, /** - * Get the current value of the first matched element. + * Get the content of the value attribute of the first matched element. + * + * Use caution when relying on this function to check the value of + * multiple-select elements and checkboxes in a form. While it will + * still work as intended, it may not accurately represent the value + * the server will receive because these elements may send an array + * of values. For more robust handling of field values, see the + * [http://www.malsup.com/jquery/form/#fields fieldValue function of the Form Plugin]. * * @example $("input").val(); * @before @@ -997,7 +1077,7 @@ jQuery.fn = jQuery.prototype = { */ /** - * Set the value of every matched element. + * Set the value attribute of every matched element. * * @example $("input").val("test"); * @before @@ -1009,7 +1089,9 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Attributes */ val: function( val ) { - return val == undefined ? ( this.length ? this[0].value : null ) : this.attr( "value", val ); + return val == undefined ? + ( this.length ? this[0].value : null ) : + this.attr( "value", val ); }, /** @@ -1039,7 +1121,9 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Attributes */ html: function( val ) { - return val == undefined ? ( this.length ? this[0].innerHTML : null ) : this.empty().append( val ); + return val == undefined ? + ( this.length ? this[0].innerHTML : null ) : + this.empty().append( val ); }, /** @@ -1053,19 +1137,23 @@ jQuery.fn = jQuery.prototype = { * @cat Core */ domManip: function(args, table, dir, fn){ - var clone = this.length > 1; - var a = jQuery.clean(args); - if ( dir < 0 ) - a.reverse(); + var clone = this.length > 1, a; return this.each(function(){ + if ( !a ) { + a = jQuery.clean(args, this.ownerDocument); + if ( dir < 0 ) + a.reverse(); + } + var obj = this; - if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "TR" ) + if ( table && jQuery.nodeName(this, "table") && jQuery.nodeName(a[0], "tr") ) obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody")); - for ( var i = 0, al = a.length; i < al; i++ ) - fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] ); + jQuery.each( a, function(){ + fn.apply( obj, [ clone ? this.cloneNode(true) : this ] ); + }); }); } @@ -1073,7 +1161,7 @@ jQuery.fn = jQuery.prototype = { /** * Extends the jQuery object itself. Can be used to add functions into - * the jQuery namespace and to add plugin methods (plugins). + * the jQuery namespace and to [[Plugins/Authoring|add plugin methods]] (plugins). * * @example jQuery.fn.extend({ * check: function() { @@ -1124,8 +1212,7 @@ jQuery.fn = jQuery.prototype = { */ jQuery.extend = jQuery.fn.extend = function() { // copy reference to target object - var target = arguments[0], - a = 1; + var target = arguments[0], a = 1; // extend jQuery itself if only one argument is passed if ( arguments.length == 1 ) { @@ -1133,7 +1220,7 @@ jQuery.extend = jQuery.fn.extend = function() { a = 0; } var prop; - while (prop = arguments[a++]) + while ( (prop = arguments[a++]) != null ) // Extend the base object for ( var i in prop ) target[i] = prop[i]; @@ -1179,10 +1266,27 @@ jQuery.extend({ noConflict: function() { if ( jQuery._$ ) $ = jQuery._$; + return jQuery; + }, + + // This may seem like some crazy code, but trust me when I say that this + // is the only cross-browser way to do this. --John + isFunction: function( fn ) { + return !!fn && typeof fn != "string" && !fn.nodeName && + fn.constructor != Array && /function/i.test( fn + "" ); + }, + + // check if an element is in a XML document + isXMLDoc: function(elem) { + return elem.tagName && elem.ownerDocument && !elem.ownerDocument.body; + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase(); }, /** - * A generic iterator function, which can be used to seemlessly + * A generic iterator function, which can be used to seamlessly * iterate over both objects and arrays. This function is not the same * as $().each() - which is used to iterate, exclusively, over a jQuery * object. This function can be used to iterate over anything. @@ -1220,10 +1324,18 @@ jQuery.extend({ return obj; }, - prop: function(elem, key, value){ - // Handle executable functions - return value.constructor == Function && - value.call( elem ) || value; + prop: function(elem, value, type, index, prop){ + // Handle executable functions + if ( jQuery.isFunction( value ) ) + value = value.call( elem, [index] ); + + // exclude the following css properties to add px + var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i; + + // Handle passing in a number to a CSS property + return value && value.constructor == Number && type == "curCSS" && !exclude.test(prop) ? + value + "px" : + value; }, className: { @@ -1234,17 +1346,18 @@ jQuery.extend({ elem.className += ( elem.className ? " " : "" ) + cur; }); }, + // internal only, use removeClass("class") remove: function( elem, c ){ - elem.className = c ? - jQuery.grep( elem.className.split(/\s+/), function(cur){ - return !jQuery.className.has( c, cur ); - }).join(' ') : ""; + elem.className = c ? + jQuery.grep( elem.className.split(/\s+/), function(cur){ + return !jQuery.className.has( c, cur ); + }).join(" ") : ""; }, + // internal only, use is(".class") has: function( t, c ) { - t = t.className || t; - return t && new RegExp("(^|\\s)" + c + "(\\s|$)").test( t ); + return jQuery.inArray( c, (t.className || t).toString().split(/\s+/) ) > -1; } }, @@ -1266,13 +1379,13 @@ jQuery.extend({ if ( p == "height" || p == "width" ) { var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"]; - for ( var i = 0, dl = d.length; i < dl; i++ ) { - old["padding" + d[i]] = 0; - old["border" + d[i] + "Width"] = 0; - } + jQuery.each( d, function(){ + old["padding" + this] = 0; + old["border" + this + "Width"] = 0; + }); jQuery.swap( e, old, function() { - if (jQuery.css(e,"display") != "none") { + if ( jQuery(e).is(':visible') ) { oHeight = e.offsetHeight; oWidth = e.offsetWidth; } else { @@ -1282,14 +1395,14 @@ jQuery.extend({ visibility: "hidden", position: "absolute", display: "block", right: "0", left: "0" }).appendTo(e.parentNode)[0]; - var parPos = jQuery.css(e.parentNode,"position"); - if ( parPos == "" || parPos == "static" ) + var parPos = jQuery.css(e.parentNode,"position") || "static"; + if ( parPos == "static" ) e.parentNode.style.position = "relative"; oHeight = e.clientHeight; oWidth = e.clientWidth; - if ( parPos == "" || parPos == "static" ) + if ( parPos == "static" ) e.parentNode.style.position = "static"; e.parentNode.removeChild(e); @@ -1304,12 +1417,14 @@ jQuery.extend({ curCSS: function(elem, prop, force) { var ret; + + if (prop == "opacity" && jQuery.browser.msie) { + ret = jQuery.attr(elem.style, "opacity"); + return ret == "" ? "1" : ret; + } - if (prop == 'opacity' && jQuery.browser.msie) - return jQuery.attr(elem.style, 'opacity'); - if (prop == "float" || prop == "cssFloat") - prop = jQuery.browser.msie ? "styleFloat" : "cssFloat"; + prop = jQuery.browser.msie ? "styleFloat" : "cssFloat"; if (!force && elem.style[prop]) ret = elem.style[prop]; @@ -1324,53 +1439,62 @@ jQuery.extend({ if ( cur ) ret = cur.getPropertyValue(prop); - else if ( prop == 'display' ) - ret = 'none'; + else if ( prop == "display" ) + ret = "none"; else - jQuery.swap(elem, { display: 'block' }, function() { - var c = document.defaultView.getComputedStyle(this, ''); - ret = c && c.getPropertyValue(prop) || ''; + jQuery.swap(elem, { display: "block" }, function() { + var c = document.defaultView.getComputedStyle(this, ""); + ret = c && c.getPropertyValue(prop) || ""; }); } else if (elem.currentStyle) { - var newProp = prop.replace(/\-(\w)/g,function(m,c){return c.toUpperCase();}); ret = elem.currentStyle[prop] || elem.currentStyle[newProp]; - } return ret; }, - clean: function(a) { + clean: function(a, doc) { var r = []; - - for ( var i = 0, al = a.length; i < al; i++ ) { - var arg = a[i]; + doc = doc || document; + + jQuery.each( a, function(i,arg){ + if ( !arg ) return; + + if ( arg.constructor == Number ) + arg = arg.toString(); // Convert html string into DOM nodes if ( typeof arg == "string" ) { // Trim whitespace, otherwise indexOf won't work as expected - var s = jQuery.trim(arg), div = document.createElement("div"), tb = []; + var s = jQuery.trim(arg).toLowerCase(), div = doc.createElement("div"), tb = []; var wrap = // option or optgroup - !s.indexOf("Hello
Hello
Hello
Hello AgainHello
Hello Again
Hello
And Again
@@ -1798,7 +1929,8 @@ new function() { * Get a set of elements containing all of the unique children of each of the * matched set of elements. * - * Can be filtered with an optional expressions. + * This set can be filtered with an optional expression that will cause + * only elements matching the selector to be collected. * * @example $("div").children() * @beforeHello
And Again
@@ -1818,16 +1950,16 @@ new function() { jQuery.each({ parent: "a.parentNode", parents: "jQuery.parents(a)", - next: "jQuery.nth(a,1,'nextSibling')", - prev: "jQuery.nth(a,1,'previousSibling')", + next: "jQuery.nth(a,2,'nextSibling')", + prev: "jQuery.nth(a,2,'previousSibling')", siblings: "jQuery.sibling(a.parentNode.firstChild,a)", children: "jQuery.sibling(a.firstChild)" }, function(i,n){ jQuery.fn[ i ] = function(a) { var ret = jQuery.map(this,n); if ( a && typeof a == "string" ) - ret = jQuery.filter(a,ret).r; - return this.set( ret ); + ret = jQuery.multiFilter(a,ret); + return this.pushStack( ret ); }; }); @@ -1844,8 +1976,9 @@ jQuery.each({ * * @name appendTo * @type jQuery - * @param String expr A jQuery expression of elements to match. + * @paramHello
] - * - * @name show - * @type jQuery - * @cat Effects - */ - -/** - * Hides each of the set of matched elements if they are shown. - * - * @example $("p").hide() - * @beforeHello
- * @result [ ] - * - * var pass = true, div = $("div"); - * div.hide().each(function(){ - * if ( this.style.display != "none" ) pass = false; - * }); - * ok( pass, "Hide" ); - * - * @name hide - * @type jQuery - * @cat Effects - */ - -/** - * Toggles each of the set of matched elements. If they are shown, - * toggle makes them hidden. If they are hidden, toggle - * makes them shown. - * - * @example $("p").toggle() - * @beforeHello
- * @result [ ,Hello Again
] - * - * @name toggle - * @type jQuery - * @cat Effects - */ - -/** - * Adds the specified class to each of the set of matched elements. + * Adds the specified class(es) to each of the set of matched elements. * * @example $("p").addClass("selected") * @beforeHello
* @result [Hello
] * + * @example $("p").addClass("selected highlight") + * @beforeHello
+ * @result [Hello
] + * * @name addClass * @type jQuery - * @param String class A CSS class to add to the elements + * @param String class One or more CSS classes to add to the elements * @cat DOM/Attributes * @see removeClass(String) */ /** - * Removes all or the specified class from the set of matched elements. + * Removes all or the specified class(es) from the set of matched elements. * * @example $("p").removeClass() * @beforeHello
@@ -1996,9 +2092,13 @@ jQuery.each({ * @beforeHello
* @result [Hello
] * + * @example $("p").removeClass("selected highlight") + * @beforeHello
+ * @result [Hello
] + * * @name removeClass * @type jQuery - * @param String class (optional) A CSS class to remove from the elements + * @param String class (optional) One or more CSS classes to remove from the elements * @cat DOM/Attributes * @see addClass(String) */ @@ -2054,20 +2154,6 @@ jQuery.each( { jQuery.attr( this, key, "" ); this.removeAttribute( key ); }, - show: function(){ - this.style.display = this.oldblock ? this.oldblock : ""; - if ( jQuery.css(this,"display") == "none" ) - this.style.display = "block"; - }, - hide: function(){ - this.oldblock = this.oldblock || jQuery.css(this,"display"); - if ( this.oldblock == "none" ) - this.oldblock = "block"; - this.style.display = "none"; - }, - toggle: function(){ - jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ].apply( jQuery(this), arguments ); - }, addClass: function(c){ jQuery.className.add(this,c); }, @@ -2078,7 +2164,7 @@ jQuery.each( { jQuery.className[ jQuery.className.has(this,c) ? "remove" : "add" ](this, c); }, remove: function(a){ - if ( !a || jQuery.filter( a, [this] ).r ) + if ( !a || jQuery.filter( a, [this] ).r.length ) this.parentNode.removeChild( this ); }, empty: function() { @@ -2153,3 +2239,71 @@ jQuery.each( [ "eq", "lt", "gt", "contains" ], function(i,n){ return this.filter( ":" + n + "(" + num + ")", fn ); }; }); + +/** + * Get the current computed, pixel, width of the first matched element. + * + * @example $("p").width(); + * @beforeThis is just a test.
+ * @result 300 + * + * @name width + * @type String + * @cat CSS + */ + +/** + * Set the CSS width of every matched element. If no explicit unit + * was specified (like 'em' or '%') then "px" is added to the width. + * + * @example $("p").width(20); + * @beforeThis is just a test.
+ * @resultThis is just a test.
+ * + * @example $("p").width("20em"); + * @beforeThis is just a test.
+ * @resultThis is just a test.
+ * + * @name width + * @type jQuery + * @param String|Number val Set the CSS property to the specified value. + * @cat CSS + */ + +/** + * Get the current computed, pixel, height of the first matched element. + * + * @example $("p").height(); + * @beforeThis is just a test.
+ * @result 300 + * + * @name height + * @type String + * @cat CSS + */ + +/** + * Set the CSS height of every matched element. If no explicit unit + * was specified (like 'em' or '%') then "px" is added to the width. + * + * @example $("p").height(20); + * @beforeThis is just a test.
+ * @resultThis is just a test.
+ * + * @example $("p").height("20em"); + * @beforeThis is just a test.
+ * @resultThis is just a test.
+ * + * @name height + * @type jQuery + * @param String|Number val Set the CSS property to the specified value. + * @cat CSS + */ + +jQuery.each( [ "height", "width" ], function(i,n){ + jQuery.fn[ n ] = function(h) { + return h == undefined ? + ( this.length ? jQuery.css( this[0], n ) : null ) : + this.css( n, h.constructor == String ? h : h + "px" ); + }; +});