Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.89 Safari/537.36
Chrome 84
Mac OS X 10.14.6
Desktop
4 years ago
Test name Executions per second
Object.entries 40902.2 Ops/sec
Object.keys 67847.1 Ops/sec
Object.keys with extra array 43615.5 Ops/sec
Object.entries without array 41466.8 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array