public static void Main(string[] args)
{
BankAccount ba;
SavingsAccount sa;
// Create a bank account, withdraw $100, and
// display the results.
ba = new BankAccount(200M);
ba.Withdraw(100M);
// Try the same trick with a savings account.
sa = new SavingsAccount(200M, 12);
sa.Withdraw(100M);
// Display the resulting balance.
Console.WriteLine("When invoked directly:");
Console.WriteLine("BankAccount balance is {0:C}", ba.Balance);
Console.WriteLine("SavingsAccount balance is {0:C}", sa.Balance);
// Wait for user to acknowledge the results.
Console.WriteLine("Press Enter to terminate...");
Console.Read();
}
public static void MakeAWithdrawal(BankAccount ba, decimal amount)
{
ba.Withdraw(amount);
}
