Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36
Chrome 145
Mac OS X 10.15.7
Desktop
4 months ago
Test name Executions per second
querySelectorAll + forEach 994236.1 Ops/sec
getElementsByTagName + Array.from + forEach 802303.6 Ops/sec
querySelectorAll + length + for 4588180.5 Ops/sec
getElementsByTagName + length + for 26211620.0 Ops/sec
querySelectorAll + dynamic length + for 3607096.0 Ops/sec
getElementsByTagName + dynamic length + for 5967940.0 Ops/sec
HTML Preparation code:
Tests:
  • querySelectorAll + forEach

  • getElementsByTagName + Array.from + forEach

  • querySelectorAll + length + for

  • getElementsByTagName + length + for

  • querySelectorAll + dynamic length + for

  • getElementsByTagName + dynamic length + for