Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36
Chrome 71
Windows
Desktop
5 years ago
Test name Executions per second
getOwnPropertyNames 1732600.9 Ops/sec
Cached property names 1558705.2 Ops/sec
for in 3758524.8 Ops/sec
Object.keys 1768947.8 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys