From: Jack Mahoney <jackmahoney212@gmail.com>
Date: Wed, 12 Feb 2014 03:31:51 +0000 (+1100)
Subject: Optimise tight loop on foundation.js
X-Git-Tag: v5.2.0~61^2^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F4426%2Fhead;p=thirdparty%2Ffoundation%2Ffoundation-sites.git

Optimise tight loop on foundation.js

We should avoid jQuery selector repeats. Here I have cached the $('head') calls occurring on lines 17 and 18
---

diff --git a/js/foundation/foundation.js b/js/foundation/foundation.js
index 666e18bf8..ad3385303 100644
--- a/js/foundation/foundation.js
+++ b/js/foundation/foundation.js
@@ -11,10 +11,11 @@
 
   var header_helpers = function (class_array) {
     var i = class_array.length;
+    var head = $('head');
 
     while (i--) {
-      if($('head').has('.' + class_array[i]).length === 0) {
-        $('head').append('<meta class="' + class_array[i] + '">');
+      if(head.has('.' + class_array[i]).length === 0) {
+        head.append('<meta class="' + class_array[i] + '">');
       }
     }
   };