Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.55 Safari/537.36
Chrome 96
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
For In 996.5 Ops/sec
Object keys forEach 1047.0 Ops/sec
Object keys For loop 1021.7 Ops/sec
Script Preparation code:
Tests:
  • For In

  • Object keys forEach

  • Object keys For loop