Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:95.0) Gecko/20100101 Firefox/95.0
Firefox 95
Mac OS X 10.15
Desktop
3 years ago
Test name Executions per second
Array.isArray 125448584.0 Ops/sec
instanceof 58374784.0 Ops/sec
[].constructor 154663360.0 Ops/sec
Object.prototype.toString 26140100.0 Ops/sec
Script Preparation code:
Tests:
  • Array.isArray

  • instanceof

  • [].constructor

  • Object.prototype.toString