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Run results for:
DataAttribute vs Class Selector vs ID Selector
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<iframe src="https://measurethat.net/Embed?id=523539" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Android 14; Mobile; rv:125.0) Gecko/125.0 Firefox/125.0
Browser:
Firefox Mobile 125
Operating system:
Android
Device Platform:
Mobile
Date tested:
one year ago
Test name
Executions per second
Class
3364517.0 Ops/sec
ID
3604997.5 Ops/sec
data attribute
3193051.0 Ops/sec
HTML Preparation code:
<div class="hello" id="hello" data-hello>Hello</div>
Tests:
Class
document.querySelector('.hello');
ID
document.querySelector('#hello');
data attribute
document.querySelector('[data-hello]');