Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Chrome 89
Windows
Desktop
3 years ago
Test name Executions per second
getOwnPropertyNames 4472055.0 Ops/sec
Cached property names 3328094.0 Ops/sec
for in 12325962.0 Ops/sec
Object.keys 4438471.5 Ops/sec
Script Preparation code:
Tests:
  • getOwnPropertyNames

  • Cached property names

  • for in

  • Object.keys