addClass vs. html attr vs. combination vs. all native

JavaScript performance comparison

Revision 2 of this test case created

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<div id="foo"></div>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
addClass
var div = $('<div></div>').addClass('bar');
$('#foo').append(div);
pending…
fragment
var div = $('<div class="bar"></div>');
$('#foo').append(div);
pending…
combination
var div = $('<div></div>');
div.className = 'bar';
$('#foo').append(div);
pending…
all native
var div = document.createElement('div');
div.className = 'bar';
$('#foo').append(div);
 
pending…

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