Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Firefox/91.0
Firefox 91
Mac OS X 10.15
Desktop
3 years ago
Test name Executions per second
className 12106.5 Ops/sec
setAttribute 6308.4 Ops/sec
classList 3317.6 Ops/sec
HTML Preparation code:
Tests:
  • className

  • setAttribute

  • classList