Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36
Chrome 89
Mac OS X 11.2.3
Desktop
3 years ago
Test name Executions per second
Array.prototype.concat 392.9 Ops/sec
spread operator 36.1 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator