Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36
Chrome 79
Mac OS X 10.14.6
Desktop
4 years ago
Test name Executions per second
Object.entries 32985.4 Ops/sec
Object.keys 60926.6 Ops/sec
Object.keys with extra array 38324.4 Ops/sec
Object.entries without array 34129.3 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array