Storing object[ name ] in a local variable to save property lookup times in jQuery.each when iterating over objects.

Author: fitzgen

src/core.js

@@ -535,7 +535,7 @@ jQuery.extend({
 
 	// args is for internal usage only
 	each: function( object, callback, args ) {
-		var name, i = 0,
+		var name, value, i = 0,
 			length = object.length,
 			isObj = length === undefined || jQuery.isFunction(object);
 
@@ -558,12 +558,13 @@ jQuery.extend({
 		} else {
 			if ( isObj ) {
 				for ( name in object ) {
-					if ( callback.call( object[ name ], name, object[ name ] ) === false ) {
+					value = object[ name ];
+					if ( callback.call( value, name, value ) === false ) {
 						break;
 					}
 				}
 			} else {
-				for ( var value = object[0];
+				for ( value = object[0];
 					i < length && callback.call( value, i, value ) !== false; value = object[++i] ) {}
 			}
 		}