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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 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.212 Safari/537.36
Chrome 90
Linux
Desktop
3 years ago
Test name Executions per second
querySelector 5191013.5 Ops/sec
querySelectorAll 2079717.6 Ops/sec
getElementsByClassName 6280738.0 Ops/sec
querySelector (ID) 3728177.5 Ops/sec
getElementsByID 4874501.5 Ops/sec
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID

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