Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Firefox/68.0
Firefox 68
Mac OS X 10.14
Desktop
5 years ago
Test name Executions per second
Array.prototype.concat 7820278.5 Ops/sec
spread operator 6012193.0 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator