Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.104 Safari/537.36
Chrome 88
Windows
Desktop
3 years ago
Test name Executions per second
For In 951.6 Ops/sec
Object keys forEach 1259.2 Ops/sec
Script Preparation code:
Tests:
  • For In

  • Object keys forEach