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
5.0M/s
getElementsByID
4.6M/s
querySelector
4.0M/s
querySelector (ID)
2.6M/s
querySelectorAll
1.7M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 4,953,494 Ops/sec
getElementsByID 4,582,788 Ops/sec
querySelector 3,972,475 Ops/sec
querySelector (ID) 2,586,195 Ops/sec
querySelectorAll 1,713,598 Ops/sec
HTML Preparation code:
Tests: