Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36
Chrome 66
Mac OS X 10.13.4
Other
6 years ago
Test name Executions per second
Array.prototype.concat 651185.8 Ops/sec
spread operator 33262.1 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator