className vs setAttribute vs classList

2 months ago
User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_1_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.1 Mobile/15E148 Safari/604.1
Test name Executions per second
className 15119.3 Ops/sec
setAttribute 12363.8 Ops/sec
classList 9843.9 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • className

  • setAttribute

  • classList

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