simple_critter.cpp

来自「the source of dev_c++ most of them for 」· C++ 代码 · 共 37 行

//Simple Critter
//Demonstrates creating a new type

#include <iostream>

using namespace std;

class Critter            // class definition -- defines a new type, Critter
{
public:
    int m_Hunger;        // data member
    void Greet();        // member function prototype 
};

void Critter::Greet()    // member function definition
{
    cout << "Hi. I'm a critter. My hunger level is " << m_Hunger << ".\n";
}

int main()
{
    Critter crit1;
    Critter crit2;

    crit1.m_Hunger = 9;
    cout << "crit1's hunger level is " << crit1.m_Hunger << ".\n";

    crit2.m_Hunger = 3;
    cout << "crit2's hunger level is " << crit2.m_Hunger << ".\n\n";
    
    crit1.Greet(); 
    crit2.Greet();

    return 0;
}