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/125.0.0.0 Safari/537.36
Chrome 125
Mac OS X 10.15.7
Desktop
2 years ago
getElementsByClassName
8.9M/s
getElementsByID
8.6M/s
querySelector
7.4M/s
querySelector (ID)
5.5M/s
querySelectorAll
3.3M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 8,939,839 Ops/sec
getElementsByID 8,612,729 Ops/sec
querySelector 7,405,263 Ops/sec
querySelector (ID) 5,502,022 Ops/sec
querySelectorAll 3,333,946 Ops/sec
HTML Preparation code:
Tests: