Run details:
Mozilla/5.0 (Linux; Android 10; Redmi Note 9 Pro) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.98 Mobile Safari/537.36
Chrome Mobile 97
Android
Mobile
2 years ago
Test name Executions per second
Array.prototype.concat 3472533.2 Ops/sec
spread operator 15460000.0 Ops/sec
Array.prototype.flat 561057.3 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat