Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.114 Safari/537.36
Chrome 91
Mac OS X 10.14.6
Desktop
3 years ago
Test name Executions per second
getOwnPropertyNames 4777476.5 Ops/sec
Cached property names 3582805.2 Ops/sec
for in 11956927.0 Ops/sec
Object.keys 4834584.5 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys