jquery-cached-selector

JavaScript performance comparison

Test case created

Preparation code

<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>
<span class="example">Span</span>

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

Preparation code output

Span Span Span Span Span Span Span Span Span Span

Test runner

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Testing in unknown unknown
Test Ops/sec
notcached
$('.example').html('hello');
$('.example').html('bye');
pending…
cached
var example = $('.example');
example.html('hello');
example.html('bye');
pending…

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