Run details:
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.87 Safari/537.36
Chrome 78
Windows
Desktop
3 years ago
Test name Executions per second
For In 984.2 Ops/sec
Object keys forEach 972.9 Ops/sec
Script Preparation code:
Tests:
  • For In

  • Object keys forEach