class.h

易学c++源码

#include <iostream>
using namespace std;
class c1
{
public:
	c1();
	c1(int i);
	~c1();
private:
	int d;
};
c1::c1()
{
	cout <<"Orignal C1 constructor is running..." <<endl;
}
c1::c1(int i)
{
	cout <<"C1 constructor with parameter is running..." <<endl;
	d=i;
}
c1::~c1()
{
	cout <<"C1 destructor is running..." <<endl;
}
class c2
{
public:
	c2();
	c2(c2 &t);
	~c2();
private:
	c1 a;
	c1 b;
};
c2::c2():b(3),a()
{
	cout <<"C2 constructor is running..." <<endl;
}
c2::c2(c2 &t):b(t.b),a(t.a)
{
	cout <<"C2 cloner is running..." <<endl;
}
c2::~c2()
{
	cout <<"C2 destructor is running..." <<endl;
}