Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:70.0) Gecko/20100101 Firefox/70.0
Firefox 70
Windows
Desktop
5 years ago
Test name Executions per second
getOwnPropertyNames 8005925.0 Ops/sec
Cached property names 52147748.0 Ops/sec
for in 48840984.0 Ops/sec
Object.keys 7824162.0 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys