vc0705.cpp

VC例题源代码,书本上的。。几乎是通用的

//Example 7.4: 使用动态存储实现例7-4程序的功能
#include <iostream.h>
#include <string.h>
class Person  
{
private:
	char 	m_strName[20];
	int  	m_nAge;
	int		m_nSex;
	
public:
	Person()  				//构造函数
	{
		strcpy(m_strName, "XXX");
		m_nAge = 0;
		m_nSex = 0;
	}
	~Person()  				//析构函数
	{
		cout<<"Now destroying the instance of Person"<<endl;
	}
	void 	Register(char *name, int age, char sex);
	char *	GetName();
	int 		GetAge();
	char 	GetSex();
	void 	ShowPerson();
};
void Person:: Register(char *name, int age, char sex)
{
	strcpy(m_strName, name);
	m_nAge = age;
	m_nSex = (sex == 'm'?0:1);
}
char *Person::GetName()
{
	return m_strName;
}
int Person:: GetAge()
{
	return m_nAge;
}
char Person:: GetSex()
{
	return (m_nSex == 0?'m':'f');
}
void Person:: ShowPerson()
{
	cout << GetName() << '\t' << GetAge() << '\t' << GetSex() << endl;
}
void main()
{
	Person  *p1,*p2; 		//声明两个指向对象的指针	
	p1=new Person;			//动态生成一个Person对象
	cout << "person1: \t";
	p1->ShowPerson();
	p1->Register("Zhang3", 19, 'm');
	cout << "person1: \t";
	p1->ShowPerson();
	p2=new Person;			//动态生成一个Person对象
	cout << "person2: \t";
	p2->ShowPerson();
	*p2 = *p1;				//对象之间的赋值
	cout << "person2: \t";
	p2->ShowPerson();
	delete p1;				//释放p1指针指向对象所占的空间
	delete p2;				//释放p2指针指向对象所占的空间
}