X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fcore.js;h=c90f58d804fac67b617d0c560bb9f761c385cf6b;hb=2f2602ed15b4bac1274d210348d63931a6fdf39e;hp=511180a08a58bcedfc58087978f1ae3b1ecb7b00;hpb=9a7652260b7addcf8874bd46926ff92182b500ea;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 511180a..c90f58d 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 = /^.[^:#\[\.]*$/,
@@ -401,6 +401,9 @@ jQuery.fn = jQuery.prototype = {
 			return undefined;
 		}
 
+		if( value.constructor == Number )
+			value += '';
+
 		return this.each(function(){
 			if ( this.nodeType != 1 )
 				return;
@@ -410,9 +413,7 @@ jQuery.fn = jQuery.prototype = {
 					jQuery.inArray(this.name, value) >= 0);
 
 			else if ( jQuery.nodeName( this, "select" ) ) {
-				var values = value.constructor == Array ?
-					value :
-					[ value ];
+				var values = jQuery.makeArray(value);
 
 				jQuery( "option", this ).each(function(){
 					this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
@@ -429,7 +430,7 @@ jQuery.fn = jQuery.prototype = {
 
 	html: function( value ) {
 		return value == undefined ?
-			(this.length ?
+			(this[0] ?
 				this[0].innerHTML :
 				null) :
 			this.empty().append( value );
@@ -506,9 +507,9 @@ jQuery.fn = jQuery.prototype = {
 					this;
 
 				// execute all scripts after the elements have been injected
-				if ( jQuery.nodeName( elem, "script" ) ) {
+				if ( jQuery.nodeName( elem, "script" ) )
 					scripts = scripts.add( elem );
-				} else {
+				else {
 					// Remove any inner scripts for later evaluation
 					if ( elem.nodeType == 1 )
 						scripts = scripts.add( jQuery( "script", elem ).remove() );
@@ -639,7 +640,9 @@ jQuery.extend({
 			else
 				script.appendChild( document.createTextNode( data ) );
 
-			head.appendChild( script );
+			// Use insertBefore instead of appendChild  to circumvent an IE6 bug.
+			// This arises when a base node is used (#2709).
+			head.insertBefore( script, head.firstChild );
 			head.removeChild( script );
 		}
 	},
@@ -745,14 +748,14 @@ jQuery.extend({
 	},
 
 	prop: function( elem, value, type, i, name ) {
-			// Handle executable functions
-			if ( jQuery.isFunction( value ) )
-				value = value.call( elem, i );
-
-			// Handle passing in a number to a CSS property
-			return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
-				value + "px" :
-				value;
+		// Handle executable functions
+		if ( jQuery.isFunction( value ) )
+			value = value.call( elem, i );
+
+		// Handle passing in a number to a CSS property
+		return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
+			value + "px" :
+			value;
 	},
 
 	className: {
@@ -774,7 +777,7 @@ jQuery.extend({
 					"";
 		},
 
-		// internal only, use is(".class")
+		// internal only, use hasClass("class")
 		has: function( elem, className ) {
 			return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
 		}
@@ -1057,7 +1060,7 @@ 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 )
@@ -1080,11 +1083,13 @@ 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
@@ -1239,7 +1244,8 @@ jQuery.extend({
 		styleFloat: styleFloat,
 		readonly: "readOnly",
 		maxlength: "maxLength",
-		cellspacing: "cellSpacing"
+		cellspacing: "cellSpacing",
+		rowspan: "rowSpan"
 	}
 });