Contents

object FlattenArray {
  def flatten(l: List[Any]): List[Any] = (l match {
    case Nil => Nil
    case (h:List[_])::tail => flatten(h):::flatten(tail)
    case h::tail => h::flatten(tail)
  }).filter(_ != null)
}

Version data entries

113 entries across 113 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.179	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.178	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.177	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.176	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.175	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.174	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.173	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.172	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.171	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.170	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.169	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.167	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.166	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.165	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.164	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.163	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.162	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.161	tracks/scala/exercises/flatten-array/example.scala
trackler-2.2.1.160	tracks/scala/exercises/flatten-array/example.scala