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/119.0.0.0 Safari/537.36
Chrome 119
Windows
Desktop
2 years ago
getElementsByID
5.1M/s
getElementsByClassName
4.6M/s
querySelector
4.0M/s
querySelector (ID)
2.7M/s
querySelectorAll
1.5M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 5,054,836 Ops/sec
getElementsByClassName 4,559,201 Ops/sec
querySelector 4,035,047 Ops/sec
querySelector (ID) 2,655,614 Ops/sec
querySelectorAll 1,472,353 Ops/sec
HTML Preparation code:
Tests: