Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36
Chrome 81
Linux
Desktop
4 years ago
Test name Executions per second
For In 684.7 Ops/sec
Object keys forEach 873.5 Ops/sec
Script Preparation code:
Tests:
  • For In

  • Object keys forEach