數組:
數組的值可以改變但是數組的名不能改變:
eg:
scala> val gg = Array("ssss","ddddd")(數組的定義)
scala>val grre = Array(1,2,3)
scala> grre
res12: Array[Int] = Array(1, 2, 3)
scala> grre = gg
<console>:9: error: reassignment to val
grre = gg
^
res13: Array[Int] = Array(1, 2, 3)
List:清單的值一旦被定義了就不能改變,且值的類型必須相同
scala>val lis = List(1,3,2)
scala> lis
res14: List[Int] = List(1, 3, 2)
(未完待續)