Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.103 Safari/537.36
Chrome 73
Windows 7
Desktop
5 years ago
Test name Executions per second
For In 1355.7 Ops/sec
Object keys forEach 1399.4 Ops/sec
Script Preparation code:
Tests:
  • For In

  • Object keys forEach