Run details:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:130.0) Gecko/20100101 Firefox/130.0
Firefox 130
Ubuntu
Desktop
3 months ago
Test name Executions per second
Array.isArray 242130240.0 Ops/sec
instanceof 49671864.0 Ops/sec
[].constructor 69402536.0 Ops/sec
Object.prototype.toString 39483976.0 Ops/sec
Script Preparation code:
Tests:
  • Array.isArray

  • instanceof

  • [].constructor

  • Object.prototype.toString