jQuery vs JavaScript Performance Comparison

JavaScript performance comparison

Revision 6 of this test case created by Erwan Legrand

Info

Attempting to use latest query version to see if there any difference at all.

Preparation code

<div id="hello">
</div>
<div class="bye">
</div>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js">
</script>

Preparation code output

Test runner

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Testing in unknown unknown
Test Ops/sec
jQuery ID Selector
var $el = $('#hello');
pending…
JavaScript ID Selector
var $el = document.querySelector('#hello');
pending…
jQuery Class Selector
var $el = $('.bye');
pending…
JavaScript Class Selector
var $el = document.querySelector('.bye');
pending…
JS getElementById
var $el = document.getElementById('hello');
pending…
JS getElementsByClassName
var $el = document.getElementsByClassName('bye');
pending…
$(getElementById())
var $el = $(document.getElementById('hello'));
pending…
$(getElementsByClassName())
var $el = $(document.getElementsByClassName('bye'));
pending…

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Revisions

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