Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.192 Safari/537.36
Chrome 88
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Object.entries 40436.5 Ops/sec
Object.keys 55786.5 Ops/sec
Object.keys with extra array 34355.9 Ops/sec
Object.entries without array 41340.8 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array