js/jquery/src/jquery/data/support.js

   1 define([
   2         "../var/support"
   3 ], function( support ) {
   4
   5 (function() {
   6         var div = document.createElement( "div" );
   7
   8         // Execute the test only if not already executed in another module.
   9         if (support.deleteExpando == null) {
  10                 // Support: IE<9
  11                 support.deleteExpando = true;
  12                 try {
  13                         delete div.test;
  14                 } catch( e ) {
  15                         support.deleteExpando = false;
  16                 }
  17         }
  18
  19         // Null elements to avoid leaks in IE.
  20         div = null;
  21 })();
  22
  23 return support;
  24
  25 });