jquery sizzle tests classname first classname vs classname classname

JavaScript performance comparison

Test case created

Preparation code

<div class="one">
    <div class="two"></div>
    <div class="three"></div>
    <div class="four"></div>
</div><script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
 

Preparation code output

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Testing in unknown unknown
Test Ops/sec
classname find first
var a = $('.one').find('.three').first();
pending…
classname classname first
var a = $('.one .three').first();
pending…

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