decimal.h

《c＋＋大学教程实验指导书》源码

// Chapter 8 of C++ How to Program
// Debugging Problem (decimal.h)

#ifndef DECIMAL_H
#define DECIMAL_H

#include <iostream>

using std::ostream;
using std::istream;

// class Decimal definition
class Decimal {

public:
   friend istream operator>>( istream &, const Decimal & );
   Decimal( double = 0.0 );

   void setInteger( double );
   void setDecimal( double );

   Decimal &operator=( const Decimal );
   Decimal +( Decimal );
   Decimal +=( Decimal ) const;
   Decimal &operator++();
   Decimal operator++( double );
   bool operator==( const Decimal );

private:
   friend ostream &operator<<( const Decimal & );
   double integer;
   double decimal;

}; // end class Decimal

#endif // DECIMAL_H


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 * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice      *
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