some jquery selectors performance tests

JavaScript performance comparison

Revision 32 of this test case created

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<div id="a">
    <p class="p1class"></p>
    <p class="p2class"></p>
</div>

<script>
  $a_div = $('#a');
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
$('#a p.p2class')
$('#a p.p2class')
pending…
$('p.p2class', $a_div)
$('p.p2class', $a_div)
 
pending…
$a_div.find('p.p2class')
$a_div.find('p.p2class')
 
pending…
$('#a .p2class')
$('#a .p2class')
pending…
$('.p2class', $a_div)
$('.p2class', $a_div)
pending…
$a_div.find('p.p2class')
$a_div.find('.p2class')
pending…

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