Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.61 Safari/537.36
Chrome 102
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
Array.isArray 15607850.0 Ops/sec
instanceof 5198753.0 Ops/sec
[].constructor 5417794.0 Ops/sec
Object.prototype.toString 7178154.0 Ops/sec
Script Preparation code:
Tests:
  • Array.isArray

  • instanceof

  • [].constructor

  • Object.prototype.toString