X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fcore.js;h=3a37c4a890400e5f79ee6abe6d43151d2002224a;hb=d9a3e0080a4ffe472a2ee4458b223fb1feb8021c;hp=cc921385d939141b02320050851ea0cf4b78dfa5;hpb=e0a9615f82fcdad73de6db42a995eb2a5550e361;p=jquery.git

diff --git a/src/core.js b/src/core.js
index cc92138..3a37c4a 100644
--- a/src/core.js
+++ b/src/core.js
@@ -33,6 +33,9 @@ var jQuery = function( selector, context ) {
 	// Check for non-word characters
 	rnonword = /\W/,
 
+	// Check for digits
+	rdigit = /\d/,
+
 	// Match a standalone tag
 	rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>)?$/,
 
@@ -309,7 +312,7 @@ jQuery.fn.init.prototype = jQuery.fn;
 
 jQuery.extend = jQuery.fn.extend = function() {
 	// copy reference to target object
-	var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options, name, src, copy, copyIsArray;
+	var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options, name, src, copy, copyIsArray, clone;
 
 	// Handle a deep copy situation
 	if ( typeof target === "boolean" ) {
@@ -421,8 +424,8 @@ jQuery.extend({
 			}
 
 			// Trigger any bound ready events
-			if ( jQuery.fn.triggerHandler ) {
-				jQuery( document ).triggerHandler( "ready" );
+			if ( jQuery.fn.trigger ) {
+				jQuery( document ).trigger( "ready" ).unbind( "ready" );
 			}
 		}
 	},
@@ -488,6 +491,10 @@ jQuery.extend({
 		return obj && typeof obj === "object" && "setInterval" in obj;
 	},
 
+	isNaN: function( obj ) {
+		return obj == null || !rdigit.test( obj ) || isNaN( obj );
+	},
+
 	type: function( obj ) {
 		return obj == null ?
 			String( obj ) :