Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36
Chrome 78
Windows
Desktop
5 years ago
Test name Executions per second
Object.entries 33341.8 Ops/sec
Object.keys 60879.9 Ops/sec
Object.keys with extra array 39382.9 Ops/sec
Object.entries without array 32993.8 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array