Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36
Chrome 81
Windows
Desktop
4 years ago
Test name Executions per second
querySelector 1070432.0 Ops/sec
getElementsByClassName 1146527.0 Ops/sec
querySelectorAll 384034.5 Ops/sec
querySelectorAllWithAttribute 229759.7 Ops/sec
HTML Preparation code:
Tests:
  • querySelector

  • getElementsByClassName

  • querySelectorAll

  • querySelectorAllWithAttribute