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
13.8M/s
getElementsByID
12.8M/s
querySelector
11.2M/s
querySelector (ID)
8.0M/s
querySelectorAll
5.6M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 13,842,440 Ops/sec
getElementsByID 12,838,530 Ops/sec
querySelector 11,204,551 Ops/sec
querySelector (ID) 7,971,806 Ops/sec
querySelectorAll 5,632,923 Ops/sec
HTML Preparation code:
Tests: