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/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15
Safari 17
Mac OS X 10.15.7
Desktop
one year ago
getElementsByID
7.0M/s
getElementsByClassName
6.7M/s
querySelectorAll
5.0M/s
querySelector
4.0M/s
querySelector (ID)
3.8M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 7,011,788 Ops/sec
getElementsByClassName 6,729,520 Ops/sec
querySelectorAll 4,957,712 Ops/sec
querySelector 4,013,510 Ops/sec
querySelector (ID) 3,775,686 Ops/sec
HTML Preparation code:
Tests: