Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Chrome 74
Mac OS X 10.14.5
Desktop
5 years ago
Test name Executions per second
Object.entries 41505.9 Ops/sec
Object.keys 74612.3 Ops/sec
Object.keys with extra array 47805.3 Ops/sec
Object.entries without array 43435.6 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array