using System;
class N1
{
//输出参数示例
/*
void sum(int a, int b,out int result)
{
result= a + b;
}
static void Main()
{
N1 n = new N1();
int a = 15, b = 30,r;
n.sum(a, b,out r);
Console.WriteLine("两种之和为:{0}",r);
}
*/
//值参数示例。值不被修改
static void plus(int p)
{
p++;
Console .WriteLine ("p++的值={0}",p);
}
static void Main()
{
int p = 15;
Console.WriteLine("传入的p值:{0}", p);
plus(p);
Console.WriteLine("返回的p值:{0}",p);
}
/*引用参数
static void plus(ref int p)
{
p++;
Console.WriteLine("p++的值={0}", p);
}
static void Main()
{
int p = 15;
Console.WriteLine("传入的p值:{0}", p);
plus(ref p);
Console.WriteLine("返回的p值:{0}", p);
}
*/
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