static void Main(string[] args)
{
BussinessAccount account = new BussinessAccount(100, "Diogo Rondao", 100.0, 500.0);
Console.WriteLine(account.Balance);
//account.Balance = 200.0;
}
static void Main(string[] args)
{
//var acc = new Account(1, "Eduardo Marim", 100.00); Nao pode criar instancias de classes abstratas
var accB = new BussinessAccount(2, "Renata Esperandio", 3000000.00, 20000.00);
Account savings = new SavingsAccount(10, "Moacir Marim", 100.00, 0.01);
//UPCASTING
Account ac2 = accB;
Account ac3 = new BussinessAccount();
//DOWNCASTING - E necessario o casting explicito.
BussinessAccount accB2 = ac3 as BussinessAccount; // usando o as ou...
BussinessAccount accB3 = (BussinessAccount)ac3; //outra forma de casting
if (accB is SavingsAccount) //Verifica se o tipo e do tipo...
//SavingsAccount scv = (SavingsAccount)accB;
{
System.Console.WriteLine(accB.GetType() + " e uma instancia de Account");
}
//acc.Witdraw(10);
//System.Console.WriteLine(acc);
savings.Witdraw(10);
System.Console.WriteLine(savings);
List <Account> lstAccount = new List <Account>();
lstAccount.Add(new BussinessAccount(10, "Eduardo Marim", 500.00, 20.00));
lstAccount.Add(new BussinessAccount(11, "Renata Sperandio", 400.00, 25.00));
lstAccount.Add(new SavingsAccount(12, "Luzia Odete", 450.00, 0.02));
double totalBalanceHolders = 0.00;
foreach (Account item in lstAccount)
{
totalBalanceHolders += item.Balance;
System.Console.WriteLine($"Account:{item.Number}, Holder:{item.Holder}, Balance:{item.Balance.ToString("F2")}");
}
System.Console.WriteLine($"Total Balance Accounts: {totalBalanceHolders.ToString("F2")}");
foreach (Account item in lstAccount)
{
item.Witdraw(10);
}
totalBalanceHolders = 0.00;
foreach (Account item in lstAccount)
{
totalBalanceHolders += item.Balance;
System.Console.WriteLine($"Account:{item.Number}, Holder:{item.Holder}, Balance:{item.Balance.ToString("F2")}");
}
System.Console.WriteLine(value: $"Total Balance Accounts: {totalBalanceHolders.ToString("F2")}");
}
static void Main(string[] args)
{
Account acc = new Account(1001, "Alex", 0.0);
BussinessAccount bacc = new BussinessAccount(1002, "Maria", 0.0, 500.0);
//UPCASTING
Account acc1 = bacc;
Account acc2 = new BussinessAccount(1003, "Bob", 0.0, 200.0);
Account acc3 = new SavingsAccount(1004, "Ana", 0.0, 0.01);
//DOWNCASTING
BussinessAccount ACC4 = (BussinessAccount)acc2;
ACC4.Loan(100.0);
}
static void Main(string[] args)
{
Account acc = new Account(1001, "Alex", 0.0);
BussinessAccount bacc = new BussinessAccount(1002, "Maria", 0.0, 500.0);
//UPCASTING
Account acc1 = bacc; // essa conversão é perfeitamente legal, o complilador aceita.
Account acc2 = new BussinessAccount(1003, "Bob", 0.0, 200.0); // posso fazer isso aqui também
Account acc3 = new SavingsAccount(104, "Anna", 0.0, 0.01); // outra forma possível
//DOWNCASTING
BussinessAccount acc4 = (BussinessAccount)acc2; // fez a conversão Casting
acc4.Loan(100.0); // agora conseguimos ter acesso a operacao LOAN
// BussinessAccount acc5 = (BussinessAccount)acc3; // os dois tipos são incompativeis mesmo o compilador nao ter dado o erro.
// são subclasses
//Test
if (acc3 is BussinessAccount)
{
//BussinessAccount acc5 = (BussinessAccount)acc3; //modo1
BussinessAccount acc5 = acc3 as BussinessAccount; // modo2
acc5.Loan(200.0);
Console.WriteLine("loan!");
}
if (acc3 is SavingsAccount)
{
//SavingsAccount acc5 = (SavingsAccount)acc3; //modo 1
SavingsAccount acc5 = acc3 as SavingsAccount; //modo 2
acc5.UpdateBalance();
Console.WriteLine("Update!");
}
}
