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Run results for:
Attribute Selector vs Class Selector vs ID Selector
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Class
8.3M/s
ID
6.0M/s
Attribute
5.3M/s
View exact numbers
Test name
Executions per second
✓
Class
8,315,933 Ops/sec
ID
6,018,360 Ops/sec
Attribute
5,320,836 Ops/sec
HTML Preparation code:
<div class="hello" id="hello" data="hello">Hello</div>
Tests:
Class
document.querySelector('.hello');
ID
document.querySelector('#hello');
Attribute
document.querySelector('[data="hello"]');