using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Test02
{
class Program
{
static void Main(string[] args)
{
int[,] arr = new int[2, 2] { { 1, 2 }, { 3, 4 } }; //自定义一个二维数组
Console.WriteLine("数组的行数为：");
Console.WriteLine(arr.Rank); //获得二维数组的行数
Console.WriteLine("\n");
Console.WriteLine("数组的列数为：");
Console.WriteLine(arr.GetUpperBound(arr.Rank - 1) + 1); //获得二维数组的列数
Console.WriteLine("\n");
for (int i = 0; i < arr.Rank; i++)
{
string str = "";
for (int j = 0; j < arr.GetUpperBound(arr.Rank - 1) + 1; j++)
{
str = str + Convert.ToString(arr[i, j]) + " "; //循环输出二维数组中的每个元素
}
Console.WriteLine(str);
Console.WriteLine("\n");
}
}
}
}