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/131.0.0.0 Safari/537.36
Chrome 131
Linux
Desktop
one year ago
getElementsByClassName
11.7M/s
getElementsByID
10.5M/s
querySelector
8.7M/s
querySelector (ID)
4.0M/s
querySelectorAll
2.3M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 11,730,640 Ops/sec
getElementsByID 10,520,229 Ops/sec
querySelector 8,656,070 Ops/sec
querySelector (ID) 4,001,850 Ops/sec
querySelectorAll 2,282,644 Ops/sec
HTML Preparation code:
Tests: