Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:68.0) Gecko/20100101 Firefox/68.0
Firefox 68
Windows
Desktop
5 years ago
Test name Executions per second
Object.hasOwnProperty 20965692.0 Ops/sec
Object in 15608690.0 Ops/sec
Array.indexOf 523699.0 Ops/sec
direct 20044352.0 Ops/sec
Array includes 486624.2 Ops/sec
Script Preparation code:
Tests:
  • Object.hasOwnProperty

  • Object in

  • Array.indexOf

  • direct

  • Array includes