Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36
Chrome 93
Windows
Desktop
3 years ago
Test name Executions per second
Get from Object 5257989.5 Ops/sec
Get from Map 6622449.0 Ops/sec
Has key in Map 6819263.0 Ops/sec
Has key in Array OLD 86553.8 Ops/sec
Has key in Array NEW 85556.8 Ops/sec
Has key in Set 6910267.0 Ops/sec
Script Preparation code:
Tests:
  • Get from Object

  • Get from Map

  • Has key in Map

  • Has key in Array OLD

  • Has key in Array NEW

  • Has key in Set