fig22_05.cpp

来自「C程序设计经典教程第5版程序示例,比较适合初级c语言的学生」· C++ 代码 · 共 43 行

// Fig. 22.5: fig22_05.cpp
// Demonstrating class PhoneNumber's overloaded stream insertion 
// and stream extraction operators.
#include <iostream>
using std::cout;
using std::cin;
using std::endl;

#include "PhoneNumber.h"

int main()
{
   PhoneNumber phone; // create object phone

   cout << "Enter phone number in the form [phone]:" << endl;

   // cin >> phone invokes operator>> by implicitly issuing
   // the global function call operator>>( cin, phone )
   cin >> phone;

   cout << "The phone number entered was: ";

   // cout << phone invokes operator<< by implicitly issuing 
   // the global function call operator<<( cout, phone )
   cout << phone << endl;
   return 0;
} // end main

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