jQuery Attribute selector performance

JavaScript performance comparison

Revision 4 of this test case created

Info

Test to see if jQuery filters by selector before doing attribute matching.

Preparation code

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

<b class="t" name="test0"></b>
<b class="t" name="test0"></b>
<b class="t" name="test0"></b>
<b class="t" name="test1"></b>
<b class="t" name="test1"></b>
<b class="t" name="test1"></b>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
Attribute matching only
$('b[name]');
pending…
class
$('.t');
pending…
Chained
$('b.t');
pending…

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