getElementsByClassName VS querySelectorAll (v147)

Revision 147 of this benchmark created by Nacho on

Preparation HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div>
  <ul>
    <li><a href="#" name="name" class="classname">item 1</a></li>
    <li><a href="#" 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="" 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>

Test runner

Ready to run.

Testing in
TestOps/sec
getElementsByClassName
var nodes = document.getElementsByClassName('classname');
var arr = [];
for (var i = 0, max = nodes.length; i < max; i++)
{
    if(nodes[i].getAttribute("name") == "name")
        arr.push(nodes[i]);
}
ready
querySelectorAll
var nodes = document.querySelectorAll('.classname[name="name"]');
var arr = [];
for (var i = 0, max = nodes.length; i < max; i++) arr.push(nodes[i]);
ready
jquery select
var nodes = $('.classname[name="name"]');
var arr = [];
for (var i = 0, max = nodes.length; i < max; i++) arr.push(nodes[i]);
ready

Revisions

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