jquery is vs hasclass vs length

Benchmark created on

Preparation HTML

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

Test runner

Ready to run.

Testing in
TestOps/sec
is
if ($('#foo').is('.bar')) {
    return;
}
ready
hasclass
if ($('#foo').hasClass('bar')) {
    return;
}
ready
length
if ($('#foo.bar').length) {
    return;
}
ready

Revisions

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