jQuery .find() vs. context selector

JavaScript performance comparison

Revision 91 of this test case created by JimmyJames

Preparation code

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

<article>
<p>A test</p>
<p><iframe id="123"></iframe></p>
<p>This is text</p>
</article>
<div class="myOuterDivClass" id="myOuterDivId">

      
<script>
Benchmark.prototype.setup = function() {
  var article = document.querySelector('article');

};
</script>

Preparation code output

<article> <p>A test</p> <p><iframe id="123"></iframe></p> <p>This is text</p> </article> <div class="myOuterDivClass" id="myOuterDivId">

Test runner

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Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
search class
var outer = $('.myOuterDiv');
pending…
search id
var outer = $('#myOuterDivId');
pending…

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A test

This is text