Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36
Chrome 80
Mac OS X 10.15.4
Desktop
4 years ago
Test name Executions per second
Object.entries 42628.9 Ops/sec
Object.keys 73997.3 Ops/sec
Object.keys with extra array 46210.2 Ops/sec
Object.entries without array 43808.8 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array