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/134.0.0.0 Safari/537.36
Chrome 134
Linux
Desktop
one year ago
getElementsByClassName
17.2M/s
getElementsByID
12.4M/s
querySelector
11.6M/s
querySelector (ID)
5.6M/s
querySelectorAll
3.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 17,215,028 Ops/sec
getElementsByID 12,434,703 Ops/sec
querySelector 11,644,972 Ops/sec
querySelector (ID) 5,614,664 Ops/sec
querySelectorAll 3,397,324 Ops/sec
HTML Preparation code:
Tests: