Create an Bank Management System in C++ with free Codes

Introduction – Bank Management

A Bank Management System is the Software which is used for handle all the aspects of bank’s operations, including customer management, account management, transaction, and reporting.

Key Feature of the Project

Here is the Key feature of the Projects,

1. Customer Management
2. Account Management
3. Transactions
4. Reporting

Project Codes

Here is the Complete Project Codes of Bank Management System,

#include <iostream>
#include <vector>
#include <string>
#include <iomanip>

class Customer {
public:
    int id;
    std::string name;
    std::string address;

    Customer(int id, std::string name, std::string address)
        : id(id), name(name), address(address) {}
};

class Account {
public:
    int accountNumber;
    int customerId;
    double balance;

    Account(int accountNumber, int customerId, double initialBalance)
        : accountNumber(accountNumber), customerId(customerId), balance(initialBalance) {}

    void deposit(double amount) {
        balance += amount;
    }

    bool withdraw(double amount) {
        if (amount <= balance) {
            balance -= amount;
            return true;
        }
        return false;
    }

    double checkBalance() const {
        return balance;
    }
};

class Bank {
private:
    std::vector<Customer> customers;
    std::vector<Account> accounts;

public:
    void addCustomer(int id, std::string name, std::string address) {
        customers.push_back(Customer(id, name, address));
        std::cout << "Customer added successfully.\n";
    }

    void createAccount(int accountNumber, int customerId, double initialBalance) {
        accounts.push_back(Account(accountNumber, customerId, initialBalance));
        std::cout << "Account created successfully.\n";
    }

    void deposit(int accountNumber, double amount) {
        for (auto& account : accounts) {
            if (account.accountNumber == accountNumber) {
                account.deposit(amount);
                std::cout << "Deposit successful. New balance: " << account.checkBalance() << "\n";
                return;
            }
        }
        std::cout << "Account not found.\n";
    }

    void withdraw(int accountNumber, double amount) {
        for (auto& account : accounts) {
            if (account.accountNumber == accountNumber) {
                if (account.withdraw(amount)) {
                    std::cout << "Withdrawal successful. New balance: " << account.checkBalance() << "\n";
                } else {
                    std::cout << "Insufficient funds.\n";
                }
                return;
            }
        }
        std::cout << "Account not found.\n";
    }

    void checkBalance(int accountNumber) {
        for (const auto& account : accounts) {
            if (account.accountNumber == accountNumber) {
                std::cout << "Current balance: " << account.checkBalance() << "\n";
                return;
            }
        }
        std::cout << "Account not found.\n";
    }
};

int main() {
    Bank bank;
    int choice, id, accountNumber;
    std::string name, address;
    double amount, initialBalance;

    while (true) {
        std::cout << "\n1. Add Customer\n2. Create Account\n3. Deposit\n4. Withdraw\n5. Check Balance\n6. Exit\n";
        std::cout << "Enter your choice: ";
        std::cin >> choice;

        switch (choice) {
            case 1:
                std::cout << "Enter Customer ID: ";
                std::cin >> id;
                std::cout << "Enter Name: ";
                std::cin.ignore();
                std::getline(std::cin, name);
                std::cout << "Enter Address: ";
                std::getline(std::cin, address);
                bank.addCustomer(id, name, address);
                break;

            case 2:
                std::cout << "Enter Account Number: ";
                std::cin >> accountNumber;
                std::cout << "Enter Customer ID: ";
                std::cin >> id;
                std::cout << "Enter Initial Balance: ";
                std::cin >> initialBalance;
                bank.createAccount(accountNumber, id, initialBalance);
                break;

            case 3:
                std::cout << "Enter Account Number: ";
                std::cin >> accountNumber;
                std::cout << "Enter Amount to Deposit: ";
                std::cin >> amount;
                bank.deposit(accountNumber, amount);
                break;

            case 4:
                std::cout << "Enter Account Number: ";
                std::cin >> accountNumber;
                std::cout << "Enter Amount to Withdraw: ";
                std::cin >> amount;
                bank.withdraw(accountNumber, amount);
                break;

            case 5:
                std::cout << "Enter Account Number: ";
                std::cin >> accountNumber;
                bank.checkBalance(accountNumber);
                break;

            case 6:
                std::cout << "Exiting...\n";
                return 0;

            default:
                std::cout << "Invalid choice. Please try again.\n";
        }
    }

    return 0;
}