jQuery 1.9.1 CSS3 Not vs. .Not()

JavaScript performance comparison

Revision 27 of this test case created

Info

The jQuery docs specify that it's better to use .not() over $('x:not(y)'). Testing to make sure that's the case in all browsers. Using jQuery 1.7.2 explicit.

Preparation code

<div id="container">
  <div id="header">
    Header
  </div>
  <div>
    Div
  </div>
</div>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js">
</script>

Preparation code output

Div

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Testing in unknown unknown
Test Ops/sec
CSS3 Selector
var d = $('div:not(#header)');
pending…
Not() Method
var d = $('div').not('#header');
pending…

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Revisions

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