Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.80 Safari/537.36
Chrome 75
Mac OS X 10.14.4
Desktop
5 years ago
Test name Executions per second
Object.entries 39134.6 Ops/sec
Object.keys 65580.2 Ops/sec
Object.keys with extra array 43200.6 Ops/sec
Object.entries without array 39834.3 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array