Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36
Chrome 80
Windows
Desktop
4 years ago
Test name Executions per second
Array.prototype.concat 4462201.5 Ops/sec
ES6 spread operator 26918332.0 Ops/sec
Tests:
  • Array.prototype.concat

  • ES6 spread operator