X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fcore.js;h=cbc3b408b22c49ea3b45b8ae648b25307168f0f9;hb=fc38ead4dc2dd201ad0eb7539a65a4a5bbc1644b;hp=d46f89d16a00c087accbeff5885787fbd9670af0;hpb=7f27816d3068bff70eecfcf18366b54345750efe;p=jquery.git

diff --git a/src/core.js b/src/core.js
index d46f89d..cbc3b40 100644
--- a/src/core.js
+++ b/src/core.js
@@ -21,7 +21,7 @@ var jQuery = window.jQuery = window.$ = function( selector, context ) {
 
 // A simple way to check for HTML strings or ID strings
 // (both of which we optimize for)
-var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/,
+var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,
 
 // Is it a simple selector
 	isSimple = /^.[^:#\[\.]*$/,
@@ -266,7 +266,7 @@ jQuery.fn = jQuery.prototype = {
 			return jQuery.find( selector, elem );
 		});
 
-		return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
+		return this.pushStack( /[^+>] [^+>]/.test( selector ) ?
 			jQuery.unique( elems ) :
 			elems );
 	},
@@ -357,11 +357,13 @@ jQuery.fn = jQuery.prototype = {
 	},
 
 	val: function( value ) {
-		if ( value == undefined ) {
-
-			if ( this.length ) {
-				var elem = this[0];
+		if ( value == undefined ) {			
+			var elem = this[0];
 
+			if ( elem ) {
+				if( jQuery.nodeName( elem, 'option' ) )
+					return (elem.attributes.value || {}).specified ? elem.value : elem.text;
+				
 				// We need to handle select boxes special
 				if ( jQuery.nodeName( elem, "select" ) ) {
 					var index = elem.selectedIndex,
@@ -379,7 +381,7 @@ jQuery.fn = jQuery.prototype = {
 
 						if ( option.selected ) {
 							// Get the specifc value for the option
-							value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
+							value = jQuery(option).val();
 
 							// We don't need an array for one selects
 							if ( one )
@@ -390,11 +392,11 @@ jQuery.fn = jQuery.prototype = {
 						}
 					}
 
-					return values;
+					return values;				
+				}
 
 				// Everything else, we just grab the value
-				} else
-					return (this[0].value || "").replace(/\r/g, "");
+				return (elem.value || "").replace(/\r/g, "");
 
 			}
 
@@ -441,7 +443,7 @@ jQuery.fn = jQuery.prototype = {
 	},
 
 	eq: function( i ) {
-		return this.slice( i, i + 1 );
+		return this.slice( i, +i + 1 );
 	},
 
 	slice: function() {
@@ -613,9 +615,10 @@ jQuery.extend({
 	},
 
 	// See test/unit/core.js for details concerning this function.
+	// Since 1.3 DOM methods and function like alert
+	// aren't supported. They return false on IE (#2968).
 	isFunction: function( fn ) {
-		return !!fn && typeof fn != "string" && !fn.nodeName &&
-			fn.constructor != Array && /^[\s[]?function/.test( fn + "" );
+		return fn instanceof Function;
 	},
 
 	// check if an element is in a (or is an) XML document
@@ -943,12 +946,12 @@ jQuery.extend({
 			context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
 
 		jQuery.each(elems, function(i, elem){
+			if ( typeof elem == 'number' )
+				elem += '';
+
 			if ( !elem )
 				return;
 
-			if ( elem.constructor == Number )
-				elem += '';
-
 			// Convert html string into DOM nodes
 			if ( typeof elem == "string" ) {
 				// Fix "XHTML"-style tags in all browsers
@@ -1060,7 +1063,7 @@ jQuery.extend({
 				elem.parentNode.selectedIndex;
 
 			// If applicable, access the attribute via the DOM 0 way
-			if ( notxml && !special && name in elem ) {
+			if ( name in elem && notxml && !special ) {
 				if ( set ){
 					// We can't allow the type property to be changed (since it causes problems in IE)
 					if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
@@ -1083,11 +1086,13 @@ jQuery.extend({
 				// convert the value to a string (all browsers do this but IE) see #1070
 				elem.setAttribute( name, "" + value );
 
-			if ( msie && special && notxml )
-				return elem.getAttribute( name, 2 );
-
-			return elem.getAttribute( name );
+			var attr = msie && notxml && special
+					// Some attributes require a special call on IE
+					? elem.getAttribute( name, 2 )
+					: elem.getAttribute( name );
 
+			// Non-existent attributes return null, we normalize to undefined
+			return attr === null ? undefined : attr;
 		}
 
 		// elem is actually elem.style ... set the style
@@ -1219,7 +1224,7 @@ var userAgent = navigator.userAgent.toLowerCase();
 
 // Figure out what browser is being used
 jQuery.browser = {
-	version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
+	version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [0,'0'])[1],
 	safari: /webkit/.test( userAgent ),
 	opera: /opera/.test( userAgent ),
 	msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
@@ -1242,7 +1247,8 @@ jQuery.extend({
 		styleFloat: styleFloat,
 		readonly: "readOnly",
 		maxlength: "maxLength",
-		cellspacing: "cellSpacing"
+		cellspacing: "cellSpacing",
+		rowspan: "rowSpan"
 	}
 });
 
@@ -1306,7 +1312,7 @@ jQuery.each({
 	remove: function( selector ) {
 		if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
 			// Prevent memory leaks
-			jQuery( "*", this ).add(this).each(function(){
+			jQuery( "*", this ).add([this]).each(function(){
 				jQuery.event.remove(this);
 				jQuery.removeData(this);
 			});
@@ -1365,4 +1371,4 @@ jQuery.each([ "Height", "Width" ], function(i, name){
 // Helper function used by the dimensions and offset modules
 function num(elem, prop) {
 	return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;
-}
\ No newline at end of file
+}