Question

How to use public inheritance from three parent classes in C++

Answer 1

#include <iostream>

using std::cout;
using std::endl;

class One {
public:
	One(void) { cout << "Constructor class One" << endl; }
};

class Two {
public:
	Two(void) { cout << "Constructor class Two" << endl; }
};

class Three {
public:
	Three(void) { cout << "Constructor class Three" << endl; }
};

class Derived : public One, public Two, public Three {
public:
	Derived(void) : One(), Two(), Three()
	{
		cout << "Constructor class Derived" << endl;
	};
};

int main()
{
	Derived o;

	return 0;
}


/*
run:

Constructor class One
Constructor class Two
Constructor class Three
Constructor class Derived

*/

 

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