className vs setAttribute vs classList

one month ago
User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36
Test name Executions per second
className 3355.6 Ops/sec
setAttribute 2241.1 Ops/sec
classList 2667.6 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • className

  • setAttribute

  • classList

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