Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36
Chrome 78
Mac OS X 10.14.6
Desktop
5 years ago
Test name Executions per second
getOwnPropertyNames 3902168.5 Ops/sec
Cached property names 3263398.0 Ops/sec
for in 9119818.0 Ops/sec
Object.keys 3938682.2 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys