Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36
Chrome 69
Mac OS X 10.14.0
Desktop
6 years ago
Test name Executions per second
instanceof 390494.7 Ops/sec
constructor === 288953.6 Ops/sec
instanceof === true 365598.8 Ops/sec
Script Preparation code:
Tests:
  • instanceof

  • constructor ===

  • instanceof === true