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Run results for:
DataAttribute vs Class Selector vs ID Selector vs Tag vs :is()
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=625537" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:147.0) Gecko/20100101 Firefox/147.0
Browser:
Firefox 147
Operating system:
Windows
Device Platform:
Desktop
Date tested:
5 months ago
Tag
3.8M/s
ID
3.7M/s
Class
3.7M/s
data attribute
3.5M/s
:is(div, span)
1.7M/s
View exact numbers
Test name
Executions per second
✓
Tag
3,751,802 Ops/sec
ID
3,701,551 Ops/sec
Class
3,669,655 Ops/sec
data attribute
3,482,355 Ops/sec
:is(div, span)
1,730,230 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]');
:is(div, span)
document.querySelector(':is(div,span)');
Tag
document.querySelector('div');