Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:70.0) Gecko/20100101 Firefox/70.0
Firefox 70
Windows
Desktop
4 years ago
Test name Executions per second
getOwnPropertyNames 7434106.0 Ops/sec
Cached property names 50095148.0 Ops/sec
for in 46708756.0 Ops/sec
Object.keys 7332321.0 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys