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; rv:128.0) Gecko/20100101 Firefox/128.0
Firefox 128
Mac OS X 10.15
Desktop
one year ago
getElementsByID
4.5M/s
getElementsByClassName
4.5M/s
querySelector
2.8M/s
querySelector (ID)
2.6M/s
querySelectorAll
1.3M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 4,524,496 Ops/sec
getElementsByClassName 4,471,936 Ops/sec
querySelector 2,783,108 Ops/sec
querySelector (ID) 2,557,960 Ops/sec
querySelectorAll 1,250,981 Ops/sec
HTML Preparation code:
Tests: