Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36
Chrome 90
Mac OS X 10.14.6
Desktop
3 years ago
Test name Executions per second
Object.entries 40309.5 Ops/sec
Object.keys 54527.0 Ops/sec
Object.keys with extra array 32292.7 Ops/sec
Object.entries without array 40923.9 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array