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

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Chrome 123
Windows
Desktop
one year ago
getElementsByClassName
34.4M/s
getElementsByID
25.0M/s
querySelector
14.6M/s
querySelector (ID)
7.4M/s
querySelectorAll
3.9M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 34,414,628 Ops/sec
getElementsByID 24,960,814 Ops/sec
querySelector 14,557,624 Ops/sec
querySelector (ID) 7,352,932 Ops/sec
querySelectorAll 3,904,866 Ops/sec
HTML Preparation code:
Tests: