derived.h

来自「这是C＋＋编程经典的书上实例的源代码。 （英文名是《C＋＋ how to pr」· C头文件 代码 · 共 43 行

// Fig. 9.11: derived.h
// Definition of class Derived which inherits
// multiple base classes (Base1 and Base2).
#ifndef DERIVED_H
#define DERIVED_H

#include <iostream>

using std::ostream;

#include "base1.h"
#include "base2.h"

// multiple inheritance
class Derived : public Base1, public Base2 {
   friend ostream &operator<<( ostream &, const Derived & );

public:
   Derived( int, char, double );
   double getReal() const;

private:
   double real;   // derived class's private data
};

#endif


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