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/128.0.0.0 Safari/537.36
Chrome 128
Mac OS X 10.15.7
Desktop
one year ago
getElementsByClassName
9.9M/s
getElementsByID
9.2M/s
querySelector
8.1M/s
querySelector (ID)
5.9M/s
querySelectorAll
3.9M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 9,872,475 Ops/sec
getElementsByID 9,185,446 Ops/sec
querySelector 8,135,858 Ops/sec
querySelector (ID) 5,901,623 Ops/sec
querySelectorAll 3,949,432 Ops/sec
HTML Preparation code:
Tests: