bank.java

// bank.java
// demonstrate basic OOP syntax
Class BankAccount
{
//account balance
private double balance;
//Constructor — Initializing constructor is very important
public BankAccount(double openingBalance);
{
balance = openingBalance;
}
//make deposits
public void deposit(double amount)
{
balance = balance + amount
}
//make withdrawal
public void withdraw(double amount)
{
balance = balance – amount;
}
//Display result
public void Display()
{
System.out.println(“balance = “ + balance);
}
}// end of Class.
Class BankApp
{
     public stick void main(String[] args)
     {
     // Create account
     BankAccount ba1 = new BankAccount(100.00);
     System.out.print(“Before Transaction, “);
     //Display Balance
     ba1.display();
     //Make Deposit
     ba1.deposit(70.11);
     // Make Withdraw
     ba1.withdraw(10.11);
     System.out.println(“After Transaction, “);
     ba1.display();
     } //end main()
}// end class BankApp