jQuery parent/child selectors

JavaScript performance comparison

Revision 76 of this test case created by

Preparation code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<div>
  <ul class="list">
    <li class="test">
    </li>
    <li>
    </li>
    <li class="test">
    </li>
    <li class="test">
    </li>
    <li>
    </li>
    <li class="test">
    </li>
    <li>
    </li>
    <li class="test">
    </li>
    <li>
    </li>
    <li class="test">
    </li>
  </ul>
</div>
<div class="test">
</div>
<script>
  var list = document.getElementById('list');
</script>
    

Preparation code output

<div> <ul class="list"> <li class="test"> </li> <li> </li> <li class="test"> </li> <li class="test"> </li> <li> </li> <li class="test"> </li> <li> </li> <li class="test"> </li> <li> </li> <li class="test"> </li> </ul> </div> <div class="test"> </div> <script> var list = document.getElementById('list'); </script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
var $test = $('.list .test');
pending…
var $test = $('.list').find('.test');
pending…
var $test = $('ul').find('.test');
pending…
var $test = $('ul').find('li.test');
pending…
var $test = $('ul .test');
pending…
var $test = $('li').has('.test');
pending…
var $test = $('ul li').has('.test');
pending…

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