Id vs class selector jquery

JavaScript performance comparison

Revision 3 of this test case created by id vs class

Preparation code

<script type="text/javascript" src="http://code.jquery.com/jquery-git2.js"></script>
<div id="item" class="item"></div>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
ID
$('#item');
pending…
class
$('.item');
pending…

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Revisions

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