Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
Chrome 121
Windows
Desktop
2 years ago
getElementsByID
4.7M/s
getElementsByClassName
4.4M/s
querySelector
3.6M/s
querySelector (ID)
2.8M/s
querySelectorAll
1.6M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 4,653,882 Ops/sec
getElementsByClassName 4,373,130 Ops/sec
querySelector 3,618,658 Ops/sec
querySelector (ID) 2,784,435 Ops/sec
querySelectorAll 1,574,270 Ops/sec
HTML Preparation code:
Tests: