Daftar Scala Concatenate
scala> val c = a ++ b
c: List[Int] = List(1, 2, 3, 4, 5, 6)
Plif Plouf
scala> val c = a ++ b
c: List[Int] = List(1, 2, 3, 4, 5, 6)scala> val c = a ::: b
c: List[Int] = List(1, 2, 3, 4, 5, 6)