Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:80.0) Gecko/20100101 Firefox/80.0
Firefox 80
Mac OS X 10.15
Desktop
4 years ago
Test name Executions per second
Object.entries 62829.8 Ops/sec
Object.keys 44797.8 Ops/sec
Object.keys with extra array 26254.4 Ops/sec
Object.entries without array 76374.5 Ops/sec
Object for..in 1691750.1 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • Object.keys

  • Object.keys with extra array

  • Object.entries without array

  • Object for..in