Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0
Firefox 102
Windows
Desktop
one year ago
Test name Executions per second
Array.isArray 327143648.0 Ops/sec
instanceof 63363224.0 Ops/sec
[].constructor 98015576.0 Ops/sec
Object.prototype.toString 53223980.0 Ops/sec
Script Preparation code:
Tests:
  • Array.isArray

  • instanceof

  • [].constructor

  • Object.prototype.toString