Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.101 Safari/537.36
Chrome 91
Windows
Desktop
3 years ago
Test name Executions per second
className 4398.6 Ops/sec
setAttribute 2523.9 Ops/sec
classList 2608.7 Ops/sec
dataset 2121.4 Ops/sec
HTML Preparation code:
Tests:
  • className

  • setAttribute

  • classList

  • dataset