From: John Resig <jeresig@gmail.com>
Date: Fri, 27 Aug 2010 17:15:48 +0000 (-0400)
Subject: Use the native isArray whenever possible. See perf test by jdalton here: http://jsper... 
X-Git-Tag: 1.4.3rc1~134
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=ea8b1584b1905bbb414dc2e3cf562c6f3904bd97;p=jquery.git

Use the native isArray whenever possible. See perf test by jdalton here: http://jsperf.com/isarray-vs-other Fixes #6825.
---

diff --git a/src/core.js b/src/core.js
index d4a0e61bb..6e1f74520 100644
--- a/src/core.js
+++ b/src/core.js
@@ -441,7 +441,7 @@ jQuery.extend({
 		return jQuery.type(obj) === "function";
 	},
 
-	isArray: function( obj ) {
+	isArray: Array.isArray || function( obj ) {
 		return jQuery.type(obj) === "array";
 	},