Run details:
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36
Chrome 81
Windows
Desktop
4 years ago
Test name Executions per second
getOwnPropertyNames 3356680.0 Ops/sec
Cached property names 2645531.5 Ops/sec
for in 8135237.5 Ops/sec
Object.keys 3396931.0 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys