Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Firefox/91.0
Firefox 91
Mac OS X 10.15
Desktop
3 years ago
Test name Executions per second
isArray 1201652.6 Ops/sec
instanceof 1218903.6 Ops/sec
Symbol.iterator 717216.2 Ops/sec
Script Preparation code:
Tests:
  • isArray

  • instanceof

  • Symbol.iterator