Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36
Chrome 83
Mac OS X 10.15.3
Desktop
4 years ago
Test name Executions per second
Object.entries 35105.8 Ops/sec
Object.keys 60670.1 Ops/sec
Object.keys with extra array 38063.2 Ops/sec
Object.entries without array 35919.9 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array