Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.116 Safari/537.36
Chrome 80
Mac OS X 10.14.3
Desktop
4 years ago
Test name Executions per second
Object.entries 39070.1 Ops/sec
Object.keys 64211.2 Ops/sec
Object.keys with extra array 40596.9 Ops/sec
Object.entries without array 40183.4 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array