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; rv:147.0) Gecko/20100101 Firefox/147.0
Firefox 147
Windows
Desktop
6 months ago
getElementsByClassName
4.6M/s
getElementsByID
4.6M/s
querySelector
2.4M/s
querySelector (ID)
2.4M/s
querySelectorAll
1.1M/s
View exact numbers
Test name Executions per second
✓ getElementsByClassName 4,589,192 Ops/sec
getElementsByID 4,554,644 Ops/sec
querySelector 2,421,040 Ops/sec
querySelector (ID) 2,403,485 Ops/sec
querySelectorAll 1,146,506 Ops/sec
HTML Preparation code:
Tests: