[原创]结构体

#include "stdafx.h"

#using <mscorlib.dll>

using namespace System;

__value struct contact
{
public:
String *email;
long telephone;

contact(String *email,long telephone)
{
this->email=email;
this->telephone=telephone;
}
};

__value struct student
{
public:
long id;
String *name;
String *dept;
contact con;

student(long id,String *name,String *dept,contact con)
{
this->id=id;
this->name=name;
this->dept=dept;
this->con=con;
}

void ShowId( )
{
Console::Write("id=");
Console::WriteLine(this->id);
}

void ShowEmail( )
{
Console::Write("email=");
Console::WriteLine(this->con.email);
}
};

int _tmain()
{
student a,b;

a.id=130103106;
a.name="zhangzujin";
a.dept="math";
a.con.email="zhangzujin360732@163.com";
a.con.telephone=8663057;
a.ShowId( );

contact acon("yangxj4746@163.com",8663045);
b=student(1301030105,"yangxiji","biology",acon);
b.ShowEmail( );

return 0;
}


结构体和类：
1）结构体是值类型，而泪湿引用类型。
2）结构体的各成员的访问控制方式都缺省为公有的，而类的各成员访问方式则缺省为私有的。
3）结构体能更有效的利用内存。