light.cpp

这是C＋＋编程经典的书上实例的源代码。 （英文名是《C＋＋ how to program》第3版）

// light.cpp
// Member function definitions for class Light.
#include <iostream>

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

#include "light.h"

Light::Light( const char *string ) // constructor
   : on( false ), name( string )
{ cout << name << " light created" << endl; }

Light::~Light() // destuctor
{ cout << name << " light destroyed" << endl; }

void Light::turnOn() // turn light on
{ 
   on = true; 
   cout << name << " turns on its light" << endl;
}

void Light::turnOff() // turn light off
{ 
   on = false; 
   cout << name << " turns off its light" << endl;
}

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 * (C) Copyright 2000 by Deitel & Associates, Inc. and Prentice Hall.     *
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