Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0
Firefox 91
Windows
Desktop
3 years ago
Test name Executions per second
Object.keys 20550564.0 Ops/sec
Object.getOwnPropertyNames 20425218.0 Ops/sec
Script Preparation code:
AخA
 
var obj = {}
Tests:
  • Object.keys

     
    Object.keys(obj);
  • Object.getOwnPropertyNames

     
    Object.getOwnPropertyNames(obj)