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/117.0.0.0 Safari/537.36
Chrome 117
Linux
Desktop
2 years ago
getElementsByClassName
11.8M/s
getElementsByID
11.7M/s
querySelector
9.8M/s
querySelector (ID)
7.6M/s
querySelectorAll
3.9M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 11,762,430 Ops/sec
getElementsByID 11,660,197 Ops/sec
querySelector 9,805,404 Ops/sec
querySelector (ID) 7,560,000 Ops/sec
querySelectorAll 3,891,282 Ops/sec
HTML Preparation code:
Tests: