深拷贝函数

#define _CRT_SECURE_NO_WARNINGS
#include<iostream>
#include<string>
using namespace std;
//实现深拷贝函数:

class Person
{
private:
	char* Mname;
public:
	Person()
	{
		Mname = NULL;
		cout << "无参构造" << endl;
	}
	Person(char*name)
	{
		Mname = new char[strlen(name) + 1];
		strcpy(Mname, name);
		cout << "有参构造,Nname=" << Mname << endl;
	}

	Person(const Person &person)
	{
		Mname = new char[strlen(person.Mname) + 1];
		strcpy(Mname, person.Mname);
		cout << "深拷贝构造,Nname=" << Mname << endl;
	}

	~Person()
	{
		if (Mname != NULL)
		{
			delete[]Mname;
			Mname = NULL;
		}
		cout << "析构函数" << endl;
	}
};

int main()
{
	Person person1("yangyu");
	Person person2 = person1;
	return 0;
}