MeasureThat.net

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

Go to the benchmark
Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_1_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Safari/537.36
Chrome 87
Mac OS X 11.1.0
Desktop
3 years ago
Test name Executions per second
querySelector 3581211.5 Ops/sec
querySelectorAll 1545005.4 Ops/sec
getElementsByClassName 4330582.5 Ops/sec
querySelector (ID) 2573838.0 Ops/sec
getElementsByID 3304350.8 Ops/sec
HTML Preparation code:
Tests:

  • querySelector

  • querySelectorAll

  • getElementsByClassName

  • querySelector (ID)

  • getElementsByID

;