Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Firefox 59
Windows 7
Desktop
2 years ago
Test name Executions per second
className 7814.0 Ops/sec
setAttribute 4589.3 Ops/sec
classList 2743.3 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • className

  • setAttribute

  • classList