Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.79 Safari/537.36
Chrome 79
Windows 7
Desktop
4 years ago
Test name Executions per second
Object.entries 6910.5 Ops/sec
Object.keys 13219.1 Ops/sec
Object.keys with extra array 9647.4 Ops/sec
Object.entries without array 8034.5 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array