Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36
Chrome 89
Windows
Desktop
3 years ago
Test name Executions per second
Object.entries 41831.2 Ops/sec
Object.keys 62517.7 Ops/sec
Object.keys with extra array 37218.0 Ops/sec
Object.entries without array 42420.4 Ops/sec
for .. of 4531929.5 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array

  • for .. of