MeasureThat.net
  • Create a benchmark
  • Online Toolsnew
  • About
  • Feedback
  • Buy me a coffeeBuy me a coffee

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

Go to the benchmark
Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36
Chrome 119
Linux
Desktop
4 months ago
Test name Executions per second
querySelector 5111642.0 Ops/sec
querySelectorAll 1895439.0 Ops/sec
getElementsByClassName 5802854.0 Ops/sec
querySelector (ID) 3309500.0 Ops/sec
getElementsByID 5238235.0 Ops/sec
Website performance monitoring
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID