Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Mac OS X 10.15.4
Desktop
3 years ago
Test name Executions per second
Object.entries 40517.9 Ops/sec
Object.keys 56797.1 Ops/sec
Object.keys with extra array 35644.8 Ops/sec
Object.entries without array 42833.2 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array