Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.212 Safari/537.36
Chrome 90
Windows 7
Desktop
3 years ago
Test name Executions per second
Map - for of kv 603869.2 Ops/sec
Map - forEach 508737.7 Ops/sec
Object.entries() - for of kv 108470.4 Ops/sec
Object.entries() - forEach 23782.8 Ops/sec
Object - for in 92261.1 Ops/sec
Script Preparation code:
Tests:
  • Map - for of kv

  • Map - forEach

  • Object.entries() - for of kv

  • Object.entries() - forEach

  • Object - for in