Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36
Chrome 78
Mac OS X 10.15.1
Desktop
5 years ago
Test name Executions per second
Object.entries 44708.1 Ops/sec
Object.keys 73811.8 Ops/sec
Object.keys with extra array 47834.7 Ops/sec
Object.entries without array 45814.4 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array