animalclassconstructor.cpp

C++ sample code, for the book: C++ black book, including templates, exceptional handling.

#include <iostream>
#include <string>
using namespace std;

class animal 
{
private:
    string name;
public:
    void eat();
    void sleep();
    void breathe();
    animal(string s);
};

class elephant : public animal 
{
public:
    void trumpet();
    void stampede();
    elephant(string s);
};

void animal::eat(){cout << "Eating..." << endl;}
void animal::sleep(){cout << "Sleeping..." << endl;}
void animal::breathe(){cout << "Breathing..." << endl;}
animal::animal(string s){name = s;}

void elephant::trumpet(){cout << "Trumpeting..." << endl;}
void elephant::stampede(){cout << "Stampeding..." << endl;}
elephant::elephant(string s) : animal(s)
{
    cout << "Initializing name to " << s << endl;
}

int main()
{
    elephant jumbo("Jumbo");

    jumbo.breathe();
    jumbo.trumpet();
    jumbo.stampede();

    return 0;
}