Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36
Chrome 79
Mac OS X 10.15.2
Desktop
4 years ago
Test name Executions per second
Object.entries 38842.1 Ops/sec
Object.keys 71189.5 Ops/sec
Object.keys with extra array 48061.6 Ops/sec
Object.entries without array 42234.5 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array