Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36
Chrome 74
Windows
Desktop
5 years ago
Test name Executions per second
getOwnPropertyNames 2601510.0 Ops/sec
Cached property names 2084162.6 Ops/sec
for in 5892440.0 Ops/sec
Object.keys 2841613.0 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys