Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.106 Safari/537.36
Chrome 83
Windows
Desktop
4 years ago
Test name Executions per second
Object.entries 34033.4 Ops/sec
Object.keys 60930.0 Ops/sec
Object.keys with extra array 38298.7 Ops/sec
Object.entries without array 34466.5 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array