class vs attributes

JavaScript performance comparison

Revision 4 of this test case created by

Preparation code

<div class="pippo" pippo="true"></div>
<div class="pippo" pippo="true"></div>
<div class="pippo" pippo="true"></div>
<div class="pippo" pippo="true"></div>
    

Preparation code output

<div class="pippo" pippo="true"></div> <div class="pippo" pippo="true"></div> <div class="pippo" pippo="true"></div> <div class="pippo" pippo="true"></div>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
getEls
document.getElementsByClassName('pippo');
pending…
querySelector (class)
document.querySelectorAll('.pippo');
pending…
querySelector (attr)
document.querySelectorAll('[pippo]');
pending…
querySelector (attr=val)
document.querySelectorAll('[pippo="true"]');
pending…

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Revisions

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