scala的数组、映射、元组和集合_数组,元祖,列表,集合,映射的应用-CSDN博客

网站介绍:一、数组1.1定义数组scala> val arr = new Array[Int](10)arr: Array[Int] = Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0)scala> arr(0)=1scala> arr(1)=2scala>val arr1 = Array(1,2,3,4)arr1:Array[Int] = Array(1,2,..._数组,元祖,列表,集合,映射的应用