Run details:
Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0
Firefox 91
Windows 8.1
Desktop
3 years ago
Test name Executions per second
Instanceof 19067796.0 Ops/sec
isArray 14563482.0 Ops/sec
Script Preparation code:
Tests:
  • Instanceof

  • isArray