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

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Chrome 130
Windows
Desktop
one year ago
getElementsByClassName
4.4M/s
getElementsByID
4.4M/s
querySelector
3.8M/s
querySelector (ID)
2.7M/s
querySelectorAll
2.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 4,422,209 Ops/sec
getElementsByID 4,400,722 Ops/sec
querySelector 3,765,480 Ops/sec
querySelector (ID) 2,700,731 Ops/sec
querySelectorAll 2,128,010 Ops/sec
HTML Preparation code:
Tests: