Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0) Gecko/20100101 Firefox/89.0
Firefox 89
Windows
Desktop
3 years ago
Test name Executions per second
For In 536.2 Ops/sec
Object keys forEach 451.9 Ops/sec
Script Preparation code:
Tests:
  • For In

  • Object keys forEach