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Код



#include <iostream.h>
#include <string.h>
#include <fstream.h>

#ifndef _03062007
#define _03062007

class CBankAccount;

operator<< (ostream &IS, const CBankAccount &BA);

class CBankAccount
{
private:
  string   accountOwnerFirstName;
  string   accountOwnerLastName;
  long int accountNumber;
  int      accountPIN;
public:
  friend operator<< (ostream &IS, const CBankAccount &BA);
  void ReadFromScreen();
  void ReadFromFile(ifstream &f);
};

#endif

Код


#include "BankAccount.h"


  operator<< (ostream &IS, const CBankAccount &BA)
  {
     IS << (char *)BA.accountOwnerFirstName.c_str() << ' '
        << (char *)BA.accountOwnerLastName.c_str()  << ' '
        << BA.accountNumber                         << ' '
        << BA.accountPIN                            
        << endl;
     return 0;
  }

  void CBankAccount::ReadFromScreen()
  {
     accountOwnerFirstName.resize(100);
     cout << "-------------------------------------" << endl;
     cout << "Input Account Owner First Name" << endl;
     cin  >> &accountOwnerFirstName[0];
     accountOwnerLastName.resize(100);
     cout << "Account Owner Last Name" << endl;
     cin  >> &accountOwnerLastName[0];
     cout << "Input Account Number" << endl;
     cin  >> accountNumber;
     cout << "Input Account PIN" << endl;
     cin  >> accountPIN;
  }

  void CBankAccount::ReadFromFile(ifstream &f)
  {
     cout << "-------------------------------------" << endl;
     accountOwnerFirstName.resize(100);
     cout << "Account Owner First Name : ";
     f    >> &accountOwnerFirstName[0];
     cout << accountOwnerFirstName.c_str() << endl;

     cout << "Account Owner Last Name : ";
     accountOwnerLastName.resize(100);
     f    >> &accountOwnerLastName[0];
     cout << accountOwnerLastName.c_str() << endl;

     cout << "Account Number : ";
     f    >> accountNumber;
     cout << accountNumber << endl;

     cout << "Account PIN : ";
     f    >> accountPIN;
     cout << accountPIN << endl;

     char endline;
     f    >> endline;
  }

int main(void)
{
    cout << "intut records count ";
    int n;
    cin >> n;  

    CBankAccount *BA = new CBankAccount[n];
    ofstream f("account.dat", ios::out);

    for (int i = 0; i < n; i++)
    {
       BA[i].ReadFromScreen();
       f << BA[i];
    }
    f.close();
    delete[] BA;

    cout << endl;
    cout << "additional accaunt" << endl;
    cout << endl;

    f.open("newAccount.dat", ios::app);
    CBankAccount NewBA;
    NewBA.ReadFromScreen();
    f << NewBA;
    f.close();

    cout << endl;
    cout << "Contient of \"newAccount.dat\"" << endl;
    cout << endl;

    ifstream file2("newAccount.dat", ios::in);
    while (!file2.eof())
    {
        CBankAccount ReadBA;
        ReadBA.ReadFromFile(file2);
    }

    file2.close();

    char end[20];
    cin >> end;
    return 0;
}