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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/100.0.4896.127 Safari/537.36 OPR/86.0.4363.70
Opera 86
Windows
Desktop
one year ago
Test name Executions per second
querySelector 921502.6 Ops/sec
querySelectorAll 474889.2 Ops/sec
getElementsByClassName 1093697.0 Ops/sec
querySelector (ID) 625189.6 Ops/sec
getElementsByID 911325.3 Ops/sec
Website performance monitoring
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID