Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36 Edg/99.0.1150.30
Chrome 99
Windows
Desktop
2 years ago
Test name Executions per second
Instanceof 2552763.2 Ops/sec
isArray 2525023.0 Ops/sec
variable.constructor 2577970.8 Ops/sec
variable.constructor name 3545067.5 Ops/sec
Script Preparation code:
Tests:
  • Instanceof

  • isArray

  • variable.constructor

  • variable.constructor name