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/18.3 Safari/605.1.15
Safari 18
Mac OS X 10.15.7
Desktop
one year ago
getElementsByID
65.4M/s
getElementsByClassName
50.9M/s
querySelectorAll
15.7M/s
querySelector
10.1M/s
querySelector (ID)
8.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 65,442,740 Ops/sec
getElementsByClassName 50,931,584 Ops/sec
querySelectorAll 15,657,497 Ops/sec
querySelector 10,115,426 Ops/sec
querySelector (ID) 8,414,535 Ops/sec
HTML Preparation code:
Tests: