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
33.4M/s
getElementsByID
28.7M/s
querySelector
21.0M/s
querySelector (ID)
11.0M/s
querySelectorAll
6.8M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 33,398,944 Ops/sec
getElementsByID 28,653,538 Ops/sec
querySelector 20,993,862 Ops/sec
querySelector (ID) 11,040,947 Ops/sec
querySelectorAll 6,846,140 Ops/sec
HTML Preparation code:
Tests: