C++ Project on Banking System Management

There is we have a new source code on C++ project on "Banking System Management" and this program specially made for the 12th class students and Graduation level students use this source code and if any kind of error OR bugs occur ask in comments.

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Source Code for Project

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Paste into C++ compiler
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//***************************************************************
//                   HEADER FILE USED IN PROJECT
//****************************************************************

#include<fstream.h>
#include<ctype.h>
#include<iomanip.h>
#include<conio.h>
#include<stdio.h>

//***************************************************************
//                   CLASS USED IN PROJECT
//****************************************************************

class account
{
    int acno;
    char name[50];
    int deposit;
    char type;
public:
    void create_account();    //function to get data from user
    void show_account();    //function to show data on screen
    void modify();   //function to get new data from user
    void dep(int);    //function to accept amount and add to balance amount
    void draw(int);    //function to accept amount and subtract from balance amount
    void report();    //function to show data in tabular format
    int retacno();    //function to return account number
    int retdeposit();    //function to return balance amount
    char rettype();    //function to return type of account
};         //class ends here

void account::create_account()
{
    cout<<"\nEnter The account No.";
    cin>>acno;
    cout<<"\n\nEnter The Name of The account Holder : ";
    gets(name);
    cout<<"\nEnter Type of The account (C/S) : ";
    cin>>type;
    type=toupper(type);
    cout<<"\nEnter The Initial amount(>=500 for Saving and >=1000 for current ) : ";
    cin>>deposit;
    cout<<"\n\n\nAccount Created..";
}

void account::show_account()
{
    cout<<"\nAccount No. : "<<acno;
    cout<<"\nAccount Holder Name : ";
    cout<<name;
    cout<<"\nType of Account : "<<type;
    cout<<"\nBalance amount : "<<deposit;
}

void account::modify()
{
    cout<<"\nThe account No."<<acno;
    cout<<"\n\nEnter The Name of The account Holder : ";
    gets(name);
    cout<<"\nEnter Type of The account (C/S) : ";
    cin>>type;
    type=toupper(type);
    cout<<"\nEnter The amount : ";
    cin>>deposit;
}

void account::dep(int x)
{
    deposit+=x;
}

void account::draw(int x)
{
    deposit-=x;
}

void account::report()
{
    cout<<acno<<setw(10)<<" "<<name<<setw(10)<<" "<<type<<setw(6)<<deposit<<endl;
}

int account::retacno()
{
    return acno;
}

int account::retdeposit()
{
    return deposit;
}

char account::rettype()
{
    return type;
}

//***************************************************************
//        function declaration
//****************************************************************
void write_account();    //function to write record in binary file
void display_sp(int);    //function to display account details given by user
void modify_account(int);    //function to modify record of file
void delete_account(int);    //function to delete record of file
void display_all();        //function to display all account details
void deposit_withdraw(int, int); // function to desposit/withdraw amount for given account
void intro();    //introductory screen function

//***************************************************************
//        THE MAIN FUNCTION OF PROGRAM
//****************************************************************

int main()
{
    char ch;
    int num;
    clrscr();
    intro();
    do
    {
        clrscr();
        cout<<"\n\n\n\tMAIN MENU";
        cout<<"\n\n\t01. NEW ACCOUNT";
        cout<<"\n\n\t02. DEPOSIT AMOUNT";
        cout<<"\n\n\t03. WITHDRAW AMOUNT";
        cout<<"\n\n\t04. BALANCE ENQUIRY";
        cout<<"\n\n\t05. ALL ACCOUNT HOLDER LIST";
        cout<<"\n\n\t06. CLOSE AN ACCOUNT";
        cout<<"\n\n\t07. MODIFY AN ACCOUNT";
        cout<<"\n\n\t08. EXIT";
        cout<<"\n\n\tSelect Your Option (1-8) ";
        cin>>ch;
        clrscr();
        switch(ch)
        {
        case '1':
            write_account();
            break;
        case '2':
            cout<<"\n\n\tEnter The account No. : "; cin>>num;
            deposit_withdraw(num, 1);
            break;
        case '3':
            cout<<"\n\n\tEnter The account No. : "; cin>>num;
            deposit_withdraw(num, 2);
            break;
        case '4':
            cout<<"\n\n\tEnter The account No. : "; cin>>num;
            display_sp(num);
            break;
        case '5':
            display_all();
            break;
        case '6':
            cout<<"\n\n\tEnter The account No. : "; cin>>num;
            delete_account(num);
            break;
         case '7':
            cout<<"\n\n\tEnter The account No. : "; cin>>num;
            modify_account(num);
            break;
         case '8':
            cout<<"\n\n\tThanks for using bank managemnt system";
            break;
         default :cout<<"\a";
        }
        getch();
    }while(ch!='8');
    return 0;
}

//***************************************************************
//        function to write in file
//****************************************************************

void write_account()
{
    account ac;
    ofstream outFile;
    outFile.open("account.dat",ios::binary|ios::app);
    ac.create_account();
    outFile.write((char *) &ac, sizeof(account));
    outFile.close();
}

//***************************************************************
//        function to read specific record from file
//****************************************************************

void display_sp(int n)
{
    account ac;
    int flag=0;
    ifstream inFile;
    inFile.open("account.dat",ios::binary);
    if(!inFile)
    {
        cout<<"File could not be open !! Press any Key...";
        return;
    }
    cout<<"\nBALANCE DETAILS\n";
    while(inFile.read((char *) &ac, sizeof(account)))
    {
        if(ac.retacno()==n)
        {
            ac.show_account();
            flag=1;
        }
    }
    inFile.close();
    if(flag==0)
        cout<<"\n\nAccount number does not exist";
}

//***************************************************************
//        function to modify record of file
//****************************************************************

void modify_account(int n)
{
    int found=0;
    account ac;
    fstream File;
    File.open("account.dat",ios::binary|ios::in|ios::out);
    if(!File)
    {
        cout<<"File could not be open !! Press any Key...";
        return;
    }
    while(File.read((char *) &ac, sizeof(account)) && found==0)
    {
        if(ac.retacno()==n)
        {
            ac.show_account();
            cout<<"\n\nEnter The New Details of account"<<endl;
            ac.modify();
            int pos=(-1)*sizeof(account);
            File.seekp(pos,ios::cur);
            File.write((char *) &ac, sizeof(account));
            cout<<"\n\n\t Record Updated";
            found=1;
        }
    }
    File.close();
    if(found==0)
        cout<<"\n\n Record Not Found ";
}

//***************************************************************
//        function to delete record of file
//****************************************************************

void delete_account(int n)
{
    account ac;
    ifstream inFile;
    ofstream outFile;
    inFile.open("account.dat",ios::binary);
    if(!inFile)
    {
        cout<<"File could not be open !! Press any Key...";
        return;
    }
    outFile.open("Temp.dat",ios::binary);
    inFile.seekg(0,ios::beg);
    while(inFile.read((char *) &ac, sizeof(account)))
    {
        if(ac.retacno()!=n)
        {
            outFile.write((char *) &ac, sizeof(account));
        }
    }
    inFile.close();
    outFile.close();
    remove("account.dat");
    rename("Temp.dat","account.dat");
    cout<<"\n\n\tRecord Deleted ..";
}

//***************************************************************
//        function to display all accounts deposit list
//****************************************************************

void display_all()
{
    account ac;
    ifstream inFile;
    inFile.open("account.dat",ios::binary);
    if(!inFile)
    {
        cout<<"File could not be open !! Press any Key...";
        return;
    }
    cout<<"\n\n\t\tACCOUNT HOLDER LIST\n\n";
    cout<<"====================================================\n";
    cout<<"A/c no.      NAME           Type Balance\n";
    cout<<"====================================================\n";
    while(inFile.read((char *) &ac, sizeof(account)))
    {
        ac.report();
    }
    inFile.close();
}

//***************************************************************
//        function to deposit and withdraw amounts
//****************************************************************

void deposit_withdraw(int n, int option)
{
    int amt;
    int found=0;
    account ac;
    fstream File;
    File.open("account.dat", ios::binary|ios::in|ios::out);
    if(!File)
    {
        cout<<"File could not be open !! Press any Key...";
        return;
    }
    while(File.read((char *) &ac, sizeof(account)) && found==0)
    {
        if(ac.retacno()==n)
        {
            ac.show_account();
            if(option==1)
            {
                cout<<"\n\n\tTO DEPOSITE AMOUNT ";
                cout<<"\n\nEnter The amount to be deposited";
                cin>>amt;
                ac.dep(amt);
            }
            if(option==2)
            {
                cout<<"\n\n\tTO WITHDRAW AMOUNT ";
                cout<<"\n\nEnter The amount to be withdraw";
                cin>>amt;
                int bal=ac.retdeposit()-amt;
                if((bal<500 && ac.rettype()=='S') || (bal<1000 && ac.rettype()=='C'))
                    cout<<"Insufficience balance";
                else
                    ac.draw(amt);
            }
            int pos=(-1)* sizeof(ac);
            File.seekp(pos,ios::cur);
            File.write((char *) &ac, sizeof(account));
            cout<<"\n\n\t Record Updated";
            found=1;
           }
    }
    File.close();
    if(found==0)
        cout<<"\n\n Record Not Found ";
}

//***************************************************************
//        INTRODUCTION FUNCTION
//****************************************************************

void intro()
{
    cout<<"\n\n\n\t BANK";
    cout<<"\n\n\tMANAGEMENT";
    cout<<"\n\n\t SYSTEM";
    cout<<"\n\n\n\nMADE BY : your name";
    cout<<"\n\nSCHOOL : your school name";
    getch();
}

//***************************************************************
//                END OF PROJECT BY www.fblatest.in
//***************************************************************