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/127.0.0.0 Safari/537.36
Chrome 127
Windows
Desktop
one year ago
getElementsByClassName
9.4M/s
getElementsByID
8.2M/s
querySelector
7.6M/s
querySelector (ID)
5.7M/s
querySelectorAll
3.9M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 9,386,981 Ops/sec
getElementsByID 8,171,563 Ops/sec
querySelector 7,558,841 Ops/sec
querySelector (ID) 5,732,762 Ops/sec
querySelectorAll 3,919,286 Ops/sec
HTML Preparation code:
Tests: