Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 Safari/537.36
Chrome 75
Mac OS X 10.13.6
Desktop
4 years ago
Test name Executions per second
getOwnPropertyNames 3990133.0 Ops/sec
Cached property names 16120390.0 Ops/sec
for in 8560742.0 Ops/sec
Object.keys 3981201.0 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys