X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fcore.js;h=23b96442e961a929e01fd6f69a1a7eeb46817406;hb=957cd6fb2a2b7b8cfe9ac6b3f2b3cc2bc8163449;hp=88c04373d8d819561f20e43d32854066298a80d2;hpb=b953c1d50a2c9a169b7fc47e78c2b8b0acb8a93d;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 88c0437..23b9644 100644
--- a/src/core.js
+++ b/src/core.js
@@ -20,7 +20,7 @@ var jQuery = function( selector, context ) {
 
 	// A simple way to check for HTML strings or ID strings
 	// (both of which we optimize for)
-	quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,
+	quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w-]+)$/,
 
 	// Is it a simple selector
 	isSimple = /^.[^:#\[\.,]*$/,
@@ -39,15 +39,14 @@ var jQuery = function( selector, context ) {
 	push = Array.prototype.push,
 	slice = Array.prototype.slice;
 
-// Expose jQuery to the global object
-window.jQuery = window.$ = jQuery;
-
 jQuery.fn = jQuery.prototype = {
 	init: function( selector, context ) {
 		var match, elem, ret;
 
 		// Handle $(""), $(null), or $(undefined)
-		if ( !selector ) return this;
+		if ( !selector ) {
+			return this;
+		}
 
 		// Handle $(DOMElement)
 		if ( selector.nodeType ) {
@@ -70,12 +69,14 @@ jQuery.fn = jQuery.prototype = {
 
 				// HANDLE: $("#id")
 				} else {
-					elem = document.getElementById( match[3] );
+					elem = document.getElementById( match[2] );
 
 					if ( elem ) {
 						// Handle the case where IE and Opera return items
 						// by name instead of ID
-						if ( elem.id !== match[3] ) return rootjQuery.find( selector );
+						if ( elem.id !== match[2] ) {
+							return rootjQuery.find( selector );
+						}
 
 						// Otherwise, we inject the element directly into the jQuery object
 						this.length++;
@@ -128,7 +129,9 @@ jQuery.fn = jQuery.prototype = {
 		return this.length;
 	},
 
-	toArray: slice,
+	toArray: function(){
+		return slice.call( this, 0 );
+	},
 
 	// Get the Nth element in the matched element set OR
 	// Get the whole matched element set as a clean array
@@ -139,7 +142,7 @@ jQuery.fn = jQuery.prototype = {
 			this.toArray() :
 
 			// Return just the object
-			( num < 0 ? this.toArray(num)[ 0 ] : this[ num ] );
+			( num < 0 ? this.slice(num)[ 0 ] : this[ num ] );
 	},
 
 	// Take an array of elements and push it onto the stack
@@ -251,10 +254,15 @@ jQuery.extend = jQuery.fn.extend = function() {
 				if ( deep && copy && typeof copy === "object" && !copy.nodeType ) {
 					var clone;
 
-					if( src ) clone = src;
-					else if( jQuery.isArray(copy) ) clone = [ ];
-					else if( jQuery.isObject(copy) ) clone = { };
-					else clone = copy;
+					if ( src ) {
+						clone = src;
+					} else if ( jQuery.isArray(copy) ) {
+						clone = [];
+					} else if ( jQuery.isObject(copy) ) {
+						clone = {};
+					} else {
+						clone = copy;
+					}
 
 					// Never move original objects, clone them
 					target[ name ] = jQuery.extend( deep, clone, copy );
@@ -298,15 +306,17 @@ jQuery.extend({
 	},
 
 	isEmptyObject: function( obj ) {
-		for(var name in obj)
+		for ( var name in obj ) {
 			return false;
+		}
 		return true;
 	},
 
 	// check if an element is in a (or is an) XML document
 	isXMLDoc: function( elem ) {
-		return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
-			!!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
+		// documentElement is verified for cases where it doesn't yet exist
+		// (such as loading iframes in IE - #4833)
+		return ((elem ? elem.ownerDocument || elem : 0).documentElement || 0).nodeName !== "HTML";
 	},
 
 	// Evalulates a script in a global context
@@ -318,6 +328,7 @@ jQuery.extend({
 				script = document.createElement("script");
 
 			script.type = "text/javascript";
+
 			if ( jQuery.support.scriptEval ) {
 				script.appendChild( document.createTextNode( data ) );
 			} else {