Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/119.0
Firefox 119
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
constructor comparison 733420544.0 Ops/sec
instanceof operator 223174368.0 Ops/sec
Array.isArray call 232319856.0 Ops/sec
Script Preparation code:
Tests:
  • constructor comparison

  • instanceof operator

  • Array.isArray call