id vs class vs tag selectors (v82)

Revision 82 of this benchmark created on

Preparation HTML

<p id="foo" class="foo"></p>

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>

Test runner

Ready to run.

Testing in
TestOps/sec
id
var element = document.getElementById('foo');
ready
class
var element = document.getElementsByClassName('foo');
ready
tag
var element = document.getElementsByTagName('p');
ready
$(id)
var element = $('#foo');
ready
$(class)
var element = $('.foo');
ready
querySelectorAll(tag.class)
var element = document.querySelectorAll('p.foo');
ready
querySelectorAll(tag)
var element = document.querySelectorAll('p');
ready

Revisions

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