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/135.0.0.0 Safari/537.36
Chrome 135
Linux
Desktop
one year ago
getElementsByClassName
37.2M/s
getElementsByID
26.8M/s
querySelector
19.2M/s
querySelector (ID)
8.6M/s
querySelectorAll
6.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 37,191,108 Ops/sec
getElementsByID 26,794,146 Ops/sec
querySelector 19,193,338 Ops/sec
querySelector (ID) 8,638,648 Ops/sec
querySelectorAll 6,439,661 Ops/sec
HTML Preparation code:
Tests: