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/137.0.0.0 Safari/537.36
Chrome 137
Windows
Desktop
one year ago
getElementsByClassName
25.0M/s
getElementsByID
24.7M/s
querySelector
18.1M/s
querySelector (ID)
9.8M/s
querySelectorAll
7.4M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 25,022,158 Ops/sec
getElementsByID 24,741,210 Ops/sec
querySelector 18,050,998 Ops/sec
querySelector (ID) 9,846,731 Ops/sec
querySelectorAll 7,430,502 Ops/sec
HTML Preparation code:
Tests: