Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/74.0.3729.121 Mobile/15E148 Safari/605.1
Chrome Mobile iOS 74
iOS 12.2
Mobile
5 years ago
Test name Executions per second
Array.prototype.concat 1.1 Ops/sec
Spread operator 0.3 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • Spread operator