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

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Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36
Chrome 119
Linux
Desktop
2 years ago
getElementsByClassName
5.8M/s
getElementsByID
5.2M/s
querySelector
5.1M/s
querySelector (ID)
3.3M/s
querySelectorAll
1.9M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 5,802,854 Ops/sec
getElementsByID 5,238,234 Ops/sec
querySelector 5,111,642 Ops/sec
querySelector (ID) 3,309,500 Ops/sec
querySelectorAll 1,895,439 Ops/sec
HTML Preparation code:
Tests: