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/134.0.0.0 Safari/537.36
Chrome 134
Windows
Desktop
one year ago
getElementsByClassName
18.6M/s
getElementsByID
13.6M/s
querySelector
13.2M/s
querySelector (ID)
6.5M/s
querySelectorAll
4.2M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 18,639,936 Ops/sec
getElementsByID 13,632,378 Ops/sec
querySelector 13,192,320 Ops/sec
querySelector (ID) 6,489,146 Ops/sec
querySelectorAll 4,214,648 Ops/sec
HTML Preparation code:
Tests: