Jquery id vs tag vs class vs attribute

JavaScript performance comparison

Test case created

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div id="test" attr="test" class="test"></div>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
id
$("#test").length>0
pending…
tag
$("div").length>0
pending…
class
$(".test").length>0
pending…
attr
$("[attr=test]").length>0
pending…

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