C 銀行管理系統

銀行管理系統，主要可以實現儲存，開戶，銷戶，轉賬，查詢，掛失，解掛等功能，本系統採用檔案儲存，乙個檔案儲存銀行工作者的姓名和密碼，另乙個儲存存款人員的所有資訊，這裡面主要是用了友元類，實現乙個類對另乙個類的私有成員的呼叫。不管怎莫說，這也是我第乙個c++稍微大一點的程式**，我還是比較滿意，開始被檔案讀寫給難住了，後來學習了一下，感覺比還好用！廢話不多說，上**

#ifndef __bank_h
#define __bank_h
#include "user.h"
#include #include #include using namespace std;
const int upnum = 1000;
class bank
;int pass();
int chooseinmenu();
int inputpassword();
#endif

#pragma once
#include #include using namespace std;
class bank;
class user
void setuser(int acc, string nam, int pw, double bal, int sta);
void showname();
void showbalance(string prompt);
bool passwordisright();
bool isnormaluser();
friend class bank;
private:
int account;//賬號
int password;//密碼
string name;//使用者名稱
double balance;//賬戶餘額
int status;//0.正常 1.掛失 2 銷戶
};

#include "user.h"
#include "bank.h"
void user::setuser(int acc, string nam, int pw, double bal, int sta)
void user::showname()
void user::showbalance(string prompt)
bool user::passwordisright()
}bool user::isnormaluser()

#include "bank.h"
#include#include#include#include#includeusing namespace std;
bank::bank()
int i = 0;
int acc;
string nam;
int pw;
double bal;
int sta;
while (infile >> acc >> nam >> pw >> bal >> sta)
n = i;
infile.close();
}bank::~bank()
int i;
for (i = 0; i < n; i++)
outfile.close();
}void bank::work() }}
void bank::openaccount()
int acc;
string nam;
int pw;
double bal;
int sta;
cout << "正在開戶" << endl;
acc = 1001 + n;
cout << "賬號: " << acc << endl;
cout << "戶主姓名：";
cin >> nam;
int ipass1, ipass2;
cout << "密碼：";
ipass1 = inputpassword();
cout << "確認密碼";
ipass2 = inputpassword();
if (ipass1 != ipass2)
pw = ipass1;
cout << "存入金額";
cin >> bal;
users[n].account = acc;
users[n].password = pw;
users[n].status = 0;
users[n].balance = bal;
cout << "開戶成功" << endl;
n++;
}void bank::cancelaccount()
cout << "確認銷戶（y/n）" << endl;
cin >> ch;
if (ch == 'y')
else }
int bank::getuser()
void bank::withdraw()
cout << "請輸入要取的金額：";
cin >> bal;
if (users[i].balance < bal)
else
cout << "取錢成功" << endl;
}void bank::transferaccounts()
cout << "請輸入要轉的金額：";
cin >> bal;
users[i].balance += bal;
cout << "轉賬成功" << endl;
}void bank::reportloss()
cout << "請輸入密碼" << endl;
cin >> pass;
if (users[i].password == pass)
else 
}void bank::cancelloss()
cout << "請輸入密碼" << endl;
cin >> pass;
if (users[i].password == pass)
else 
}void bank::updatapassword()
int ipass1, ipass2;
cout << "新密碼：";
ipass1 = inputpassword();
cout << "確認密碼";
ipass2 = inputpassword();
if (ipass1 != ipass2)
else 
}

#include#include#include#include#include#include#include"bank.h"
using namespace std;
int pass()//驗證使用者密碼，正確返回1，錯誤返回0
infile >> snameinfile >> spassinfile;
infile.close();
char sname[20];
char spass[20];
char ch;
int itry = 3;
int right = 0;
do spass[i] = '\0';
fflush(stdin);
cout << endl;
if (strcmp(spass, spassinfile) == 0 && strcmp(sname, snameinfile) == 0)
else
} while (itry);
return right;
}int chooseinmenu()
return i;
}int inputpassword()
} fflush(stdin);
cout << endl;
if (ipass == 0)
else
break;
} return ipass;
}

#include#include"bank.h"
using namespace std;
int main()
}

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