using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace 函数的参数

{

    class Program

    {

        static void mm(ref int x, ref int y)

        {

            Console.WriteLine("传入函数mm的参数为:x = {0},y = {1}", x, y);

            //以下这三句代码为：交换两个参数的值

            int temp = x;

            x = y;

            y = temp;

            Console.WriteLine("在执行函数mm后输出的参数值为：x = {0},y = {1}", x, y);

        }

        static void Main(string[] args)

        {

            int i = , j = ;

            Console.WriteLine("在Main方法中调用mm函数传入两个参数:i = {0},j = {1}", i, j);

            mm(ref i, ref j);

            Console.WriteLine("在Main中执行完mm函数之后：i = {0},j = {1}", i, j);

            Console.ReadKey();

        }

    }

}