Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:101.0) Gecko/20100101 Firefox/101.0
Firefox 101
Mac OS X 10.15
Desktop
2 years ago
Test name Executions per second
Array.prototype.concat 9595584.0 Ops/sec
spread operator 9948312.0 Ops/sec
Array.prototype.flat 8721680.0 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat