Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Chrome 83
Mac OS X 10.15.4
Desktop
4 years ago
Test name Executions per second
Object.entries 40649.2 Ops/sec
Object.keys 68278.4 Ops/sec
Object.keys with extra array 43660.2 Ops/sec
Object.entries without array 41924.1 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array