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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.74 Safari/537.36 Edg/99.0.1150.46
Chrome 99
Windows
Desktop
2 years ago
Test name Executions per second
querySelector 1961955.0 Ops/sec
querySelectorAll 743356.6 Ops/sec
getElementsByClassName 2726703.0 Ops/sec
querySelector (ID) 1286705.0 Ops/sec
getElementsByID 2246842.0 Ops/sec
Website performance monitoring
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID