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/133.0.0.0 Safari/537.36
Chrome 133
Windows
Desktop
one year ago
getElementsByID
29.3M/s
getElementsByClassName
28.8M/s
querySelector
25.5M/s
querySelector (ID)
11.4M/s
querySelectorAll
8.8M/s
View exact numbers
Test name Executions per second
✓ getElementsByID 29,324,644 Ops/sec
getElementsByClassName 28,836,598 Ops/sec
querySelector 25,538,136 Ops/sec
querySelector (ID) 11,357,514 Ops/sec
querySelectorAll 8,788,373 Ops/sec
HTML Preparation code:
Tests: