getElementsByClassName VS querySelectorAll (v93)

Revision 93 of this benchmark created on

Preparation HTML

<div id="wrapper">
  <ul>
    <li><a href="#" name="name" class="classname">item 1</a></li>
    <li><a href="#" name="name" class="classname">item 2</a></li>
    <li><a href="#" name="name" class="classname">item 3</a></li>
    <li><a href="#" name="name" class="classname">item 4</a></li>
    <li><a href="#" name="name" class="classname">item 5</a></li>
    <li><a href="#" name="name" class="classname">item 6</a></li>
    <li><a href="#" name="name" class="classname">item 7</a></li>
    <li><a href="#" name="name" class="classname">item 8</a></li>
    <li><a href="#" name="name" class="classname">item 9</a></li>
    <li><a href="#" name="name" class="classname">item 10</a></li>
  </ul>
</div>
<script>
  var nodes;
</script>

Setup

var context = document.getElementById('wrapper')

Test runner

Ready to run.

Testing in
TestOps/sec
getElementsByClassName
nodes = context .getElementsByClassName('classname');
ready
querySelectorAll
nodes = context .querySelectorAll('.classname');
ready
getElementsByTagName
nodes = context .getElementsByTagName('a');
ready
querySelectorAll tag
nodes = context .querySelectorAll('a');
ready

Revisions

You can edit these tests or add more tests to this page by appending /edit to the URL.