Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36
Chrome 103
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
Object.entries 92385.8 Ops/sec
Object.keys 113541.0 Ops/sec
Object.keys with extra array 68040.9 Ops/sec
Object.entries without array 94455.6 Ops/sec
Object.keys as separate array with for loop 116715.1 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array

  • Object.keys as separate array with for loop