Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36
Chrome 86
Windows
Desktop
4 years ago
Test name Executions per second
Array.concat 441341.2 Ops/sec
Array.prototype.concat.apply 388216.6 Ops/sec
Array.prototype.concat.apply short form 426644.2 Ops/sec
Array.prototype.concat.apply short form without new empty array instance in apply 434897.3 Ops/sec
Array.prototype.concat.apply short form without new empty array at all 418083.2 Ops/sec
Script Preparation code:
Tests:
  • Array.concat

  • Array.prototype.concat.apply

  • Array.prototype.concat.apply short form

  • Array.prototype.concat.apply short form without new empty array instance in apply

  • Array.prototype.concat.apply short form without new empty array at all