selector vs find

JavaScript performance comparison

Revision 3 of this test case created by

Preparation code

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div>
<div id="div1"><span id="x1">stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span id="x2">stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><h1>H1</h1><span>stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span id="x3">stuff</span><h2>h2</h1></div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div>
    

Preparation code output

<div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div> <div id="div1"><span id="x1">stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span id="x2">stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><h1>H1</h1><span>stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span>stuff</span><span id="x3">stuff</span><h2>h2</h1></div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div><div>stuff</div>

Test runner

Warning! For accurate results, please disable Firebug before running the tests. (Why?)

Java applet disabled.

Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
selector
$("#div1 span[id^='x']")
pending…
find
$("#div1").find("span[id^='x']")
pending…

Compare results of other browsers

Revisions

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