Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:100.0) Gecko/20100101 Firefox/100.0
Firefox 100
Windows
Desktop
2 years ago
Test name Executions per second
Array.isArray 92264360.0 Ops/sec
instanceof 22057052.0 Ops/sec
[].constructor 37255932.0 Ops/sec
Object.prototype.toString 9150674.0 Ops/sec
Script Preparation code:
Tests:
  • Array.isArray

  • instanceof

  • [].constructor

  • Object.prototype.toString