Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3827.0 Safari/537.36
Chrome 77
Mac OS X 10.14.4
Desktop
5 years ago
Test name Executions per second
getOwnPropertyNames 3478137.2 Ops/sec
Cached property names 2848211.5 Ops/sec
for in 8370979.5 Ops/sec
Object.keys 3517538.5 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys