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/133.0.0.0 Safari/537.36
Chrome 133
Mac OS X 10.15.7
Desktop
one year ago
getElementsByClassName
33.3M/s
getElementsByID
28.8M/s
querySelector
22.2M/s
querySelector (ID)
10.5M/s
querySelectorAll
7.0M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 33,255,568 Ops/sec
getElementsByID 28,804,486 Ops/sec
querySelector 22,186,918 Ops/sec
querySelector (ID) 10,456,189 Ops/sec
querySelectorAll 7,003,602 Ops/sec
HTML Preparation code:
Tests: