//ArrayDemo.scala
import Array._
object ArrayDemo{
    def main(args: Array[String]){
        var array = Array(12,23,13.9)
        // array(2) = 10
        for (i <- 0 to array.length){
            try{
                if (i == 2){
                    assert(array(2) == 10,"array not been reassignment\n")  //断言方法使用
                }
                println(array(i))
            }
            catch{  //异常处理  case方法
                case e: ArrayIndexOutOfBoundsException => println("array index out of range")
                case e: AssertionError => print(e)
            }
        }
        // var arrays = new Array[String](3,3)
        val arr0 = Array(21,25,26)
        val arr1 = Array(33,38,39)
        val arr2 = Array(12,15,31)
        var myMatrix = ofDim[Int](3,3)  //二维数组
        myMatrix(0) = arr0
        myMatrix(1) = arr1
        myMatrix(2) = arr2

        for (i <- 0 until 3){
            for (j <- 0 until 3){
                println(myMatrix(i)(j))
            }
        }
    }
}