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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Chrome 131
Mac OS X 10.15.7
Desktop
one year ago
getElementsByClassName
16.8M/s
getElementsByID
14.3M/s
querySelector
11.4M/s
querySelector (ID)
5.8M/s
querySelectorAll
4.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 16,761,965 Ops/sec
getElementsByID 14,334,071 Ops/sec
querySelector 11,374,491 Ops/sec
querySelector (ID) 5,822,185 Ops/sec
querySelectorAll 4,114,464 Ops/sec
HTML Preparation code:
Tests: