Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.79 Safari/537.36
Chrome 79
Mac OS X 10.14.6
Desktop
5 years ago
Test name Executions per second
Array.prototype.concat 28744.7 Ops/sec
Spread operator 21363.3 Ops/sec
Tests:
  • Array.prototype.concat

  • Spread operator