Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36
Chrome 97
Linux
Desktop
2 years ago
Test name Executions per second
Array.prototype.concat 9351425.0 Ops/sec
spread operator 51014428.0 Ops/sec
Array.prototype.flat 1403331.6 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat