jQuery Selector Benchmark

JavaScript performance comparison

Revision 26 of this test case created

Info

You can select children on a DOM in so many ways. This test breaks down selecting children in a list with use of a context, no context, and child selectors.

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<div id="container">
  <ul id="parent">
    <li class="child">
    </li>
    <li class="foo">
    </li>
    <li class="child">
    </li>
    <li class="bar">
    </li>
  </ul>
</div>
<script>
  Benchmark.prototype.setup = function() {
    //Save The Context
    var parentContext = document.getElementById('parent');
  };
</script>

Preparation code output

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in unknown unknown
Test Ops/sec
Context
var menu = $(document.createElement('div'));
menu.attr('id', 'Menu');
menu.addClass('menu');
 
pending…
Find
var menu = $('<div id="Menu" class="menu"></div>');
pending…

Compare results of other browsers

Revisions

You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:

0 comments

Add a comment