Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 15_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.1 Mobile/15E148 Safari/604.1
Mobile Safari 15
iOS 15.1
Mobile
3 years ago
Test name Executions per second
Array.isArray 8957776.0 Ops/sec
instanceof 3795330.5 Ops/sec
[].constructor 3793328.8 Ops/sec
Object.prototype.toString 3776044.0 Ops/sec
Script Preparation code:
Tests:
  • Array.isArray

  • instanceof

  • [].constructor

  • Object.prototype.toString