interface-documentation/bank-account-inheritance/check-account.cs - The class CheckAccount. | Lecture 15 - slide 10 : 13 Program 2 |
using System; /// <summary> /// A specialization of BankAccount. /// </summary> public class CheckAccount: BankAccount { /// <summary> A constructor that constructs a CheckAccount on the /// basis of an owner and the interestrate</summary> /// <param name = "o"> The owners name </param> /// <param name = "ir"> The interestrate </param> public CheckAccount(string o, double ir): base(o, 0.0M, ir) { } /// <summary> A constructor that constructs a CheckAccount on the /// basis of an owner, balance, and the interestrate</summary> /// <param name = "o"> The owners name </param> /// <param name = "b"> The initial balance of the account </param> /// <param name = "ir"> The interestrate </param> public CheckAccount(string o, decimal b, double ir): base(o, b, ir) { } /// <summary> Withdraw an amount from the check account </summary> /// <param name = "amount"> The amount withdrawn </param> public override void Withdraw (decimal amount) { balance -= amount; if (amount < balance) interestRate = -0.10; } /// <summary> Returns a string which represents the account </summary> public override string ToString() { return owner + "'s check account holds " + + balance + " kroner"; } }