Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:87.0) Gecko/20100101 Firefox/87.0
Firefox 87
Linux
Desktop
3 years ago
Test name Executions per second
querySelector 3623043.2 Ops/sec
getElementsByClassName[0] 6000114.0 Ops/sec
HTML Preparation code:
Tests:
  • querySelector

  • getElementsByClassName[0]