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/132.0.0.0 Safari/537.36
Chrome 132
Windows
Desktop
one year ago
getElementsByClassName
18.9M/s
getElementsByID
17.2M/s
querySelector
14.5M/s
querySelector (ID)
5.8M/s
querySelectorAll
4.6M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 18,907,458 Ops/sec
getElementsByID 17,227,070 Ops/sec
querySelector 14,454,314 Ops/sec
querySelector (ID) 5,843,268 Ops/sec
querySelectorAll 4,555,778 Ops/sec
HTML Preparation code:
Tests: