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/134.0.0.0 Safari/537.36
Chrome 134
Windows
Desktop
one year ago
getElementsByClassName
16.1M/s
getElementsByID
15.9M/s
querySelector
10.7M/s
querySelector (ID)
5.0M/s
querySelectorAll
3.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 16,083,496 Ops/sec
getElementsByID 15,860,025 Ops/sec
querySelector 10,694,010 Ops/sec
querySelector (ID) 5,035,619 Ops/sec
querySelectorAll 3,095,386 Ops/sec
HTML Preparation code:
Tests: