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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/123.0.0.0 Safari/537.36
Chrome 123
Windows
Desktop
18 days ago
Test name Executions per second
querySelector 4935549.0 Ops/sec
querySelectorAll 2424648.0 Ops/sec
getElementsByClassName 6146241.0 Ops/sec
querySelector (ID) 3320138.0 Ops/sec
getElementsByID 5727419.0 Ops/sec
Website performance monitoring
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID