Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:75.0) Gecko/20100101 Firefox/75.0
Firefox 75
Mac OS X 10.15
Desktop
4 years ago
Test name Executions per second
Object.entries 57434.0 Ops/sec
Object.keys 47032.6 Ops/sec
Object.keys with extra array 29448.7 Ops/sec
Object.entries without array 90914.5 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array