MeasureThat.net

Run results for: querySelectorAll data attribute vs class name vs combined

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.1 Safari/605.1.15
Safari 18
Mac OS X 10.15.7
Desktop
4 months ago
Test name Executions per second
data attribute 2121333.2 Ops/sec
class name 6814911.5 Ops/sec
class name with data attribute 1232730.2 Ops/sec
HTML Preparation code:
AخA
 
1
<div class="test" data-attribute="test"></div>
2
<div class="test" data-attribute="test"></div>
3
<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
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<div class="test" data-attribute="test"></div>
Tests:

  • data attribute

     
    var test = document.querySelectorAll('[data-attribute="test"]');

  • class name

     
    var test = document.querySelectorAll('.test');

  • class name with data attribute

     
    var test = document.querySelectorAll('.test[data-attribute="test"]');