Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36
Chrome 74
Mac OS X 10.14.2
Desktop
5 years ago
Test name Executions per second
reduce + Array.prototype.concat 3623260.5 Ops/sec
Array.prototype.flat 821571.2 Ops/sec
Tests:
  • reduce + Array.prototype.concat

  • Array.prototype.flat