Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID

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Run details:
Mozilla/5.0 (Android 11; Mobile; rv:138.0) Gecko/138.0 Firefox/138.0
Firefox Mobile 138
Android
Mobile
one year ago
getElementsByClassName
2.9M/s
getElementsByID
2.8M/s
querySelector (ID)
1.9M/s
querySelector
1.8M/s
querySelectorAll
781K/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 2,890,995 Ops/sec
getElementsByID 2,828,966 Ops/sec
querySelector (ID) 1,851,020 Ops/sec
querySelector 1,758,902 Ops/sec
querySelectorAll 780,759 Ops/sec
HTML Preparation code:
Tests: