MeasureThat.net

Run results for: querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID

Go to the benchmark
Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.67 Safari/537.36
Chrome 101
Windows
Desktop
2 years ago
Test name Executions per second
querySelector 2193641.8 Ops/sec
querySelectorAll 1114289.6 Ops/sec
getElementsByClassName 2557095.5 Ops/sec
querySelector (ID) 1533762.9 Ops/sec
getElementsByID 2284376.8 Ops/sec
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID

;