Run details:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:63.0) Gecko/20100101 Firefox/63.0
Firefox 63
Ubuntu
Desktop
6 years ago
Test name Executions per second
Object.hasOwnProperty 18468030.0 Ops/sec
Object in 17983178.0 Ops/sec
Array.indexOf 451402.4 Ops/sec
direct 17847008.0 Ops/sec
Array includes 411815.6 Ops/sec
Script Preparation code:
Tests:
  • Object.hasOwnProperty

  • Object in

  • Array.indexOf

  • direct

  • Array includes