phonenumber.h

是有关C++编程原理教程的例子程序,全,应该对大家有所帮助

// Fig. 11.3: PhoneNumber.h
// PhoneNumber class definition
#ifndef PHONENUMBER_H
#define PHONENUMBER_H

#include <iostream>
using std::ostream;
using std::istream;

#include <string>
using std::string;

class PhoneNumber
{
   friend ostream &operator<<( ostream &, const PhoneNumber & );
   friend istream &operator>>( istream &, PhoneNumber & );
private:
   string areaCode; // 3-digit area code 
   string exchange; // 3-digit exchange 
   string line; // 4-digit line 
}; // end class PhoneNumber

#endif


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