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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; CrOS x86_64 14541.0.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36
Chrome 121
Chrome OS 14541.0.0
Desktop
2 months ago
Test name Executions per second
querySelector 7595649.0 Ops/sec
querySelectorAll 2909564.0 Ops/sec
getElementsByClassName 8376263.0 Ops/sec
querySelector (ID) 5660337.0 Ops/sec
getElementsByID 7279631.0 Ops/sec
Website performance monitoring
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID