Run details:
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:87.0) Gecko/20100101 Firefox/87.0
Firefox 87
Windows 7
Desktop
3 years ago
Test name Executions per second
Object.hasOwnProperty 406225280.0 Ops/sec
Object in 456965024.0 Ops/sec
Array.indexOf 157081.5 Ops/sec
direct 602021760.0 Ops/sec
Array includes 78914.5 Ops/sec
Script Preparation code:
Tests:
  • Object.hasOwnProperty

  • Object in

  • Array.indexOf

  • direct

  • Array includes