Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1 Safari/605.1.15
Safari 13
Mac OS X 10.14.6
Desktop
4 years ago
Test name Executions per second
Object.entries 62967.8 Ops/sec
Object.keys 39487.0 Ops/sec
Object.keys with extra array 23496.0 Ops/sec
Object.entries without array 68519.4 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array