Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Mac OS X 10.14.3
Desktop
4 years ago
Test name Executions per second
Object.entries 47251.0 Ops/sec
Object.keys 65416.8 Ops/sec
Object.keys with extra array 39530.3 Ops/sec
Object.entries without array 49008.1 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array