Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 11_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/11.0 Mobile/15E148 Safari/604.1
Mobile Safari 11
iOS 11.3
iPhone
6 years ago
Test name Executions per second
Array.prototype.concat 486840.1 Ops/sec
spread operator 556644.4 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator