Banking Record System

A simple console-based banking record management system implemented in C++. It allows users to create, modify, delete, deposit, withdraw, and display bank accounts stored in a binary file.

Features

• Create new bank accounts with:

  • 12-digit account number
  • Account holder's name
  • Account type (Saving or Current)
  • Initial deposit with minimum balance rules

• Modify existing account details

• Deposit and withdraw money with balance constraints

• Display balance enquiry for a specific account

• List all accounts in a tabular summary view

• Delete/close an account

• Data persistence using a binary file (account.dat)

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Requirements

• A C++ compiler that supports C++11 or later
• Windows OS (uses system("cls") for console clearing)
• Basic knowledge of console input/output in C++

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How to Compile

Use a C++ compiler to build the source code. For example, with g++:

g++ -o banking_system main.cpp

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How to Run

Execute the compiled program:

./banking_system

Follow the on-screen menu options:

========= BANKING RECORD SYSTEM =========
1. Create New Account
2. Modify An Account
3. Balance Enquiry
4. Deposit
5. Withdraw
6. Show All Accounts
7. Close An Account
8. Exit
Select an option: 

Input the number corresponding to the action you want to perform.

Notes

• Account number must be exactly 12 digits.
• Account type can be S (Saving) or C (Current).
• Minimum balance for Savings account is 500.
• Minimum balance for Current account is 1000.
• Maximum allowed balance is 999,999.
• Account data is saved in a binary file account.dat.
• Deleting an account rewrites the data file without the deleted account.
• Console clearing uses system("cls") and is Windows-specific.

Code Structure

• BankAccount class encapsulates account data and operations.
• File operations use binary I/O to store/read account data.
• Utility functions handle displaying all accounts, deposit/withdraw, account modification, and deletion.