static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
customer.Promote();
Console.WriteLine(value: customer.Orders.Count);
}
static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
customer.Promote();
Console.WriteLine(customer.Orders.Count);
}
static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
customer.Promote(); //Accidentally initialises the orders making the output 0!
Console.WriteLine(customer.Orders.Count);
}
static void Main(string[] args)
{
var customer = new Customer(1);
customer.OrderList.Add(new Order());
customer.OrderList.Add(new Order());
customer.Promote();
System.Console.WriteLine(customer.OrderList.Count);
}
public static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
customer.Promote(); // this clears the orders field out and if you wanna avoid that, that's when you should use the readonly modifier
Console.WriteLine(customer.Orders.Count);
}
public static void Main(string[] args)
{
var customer1 = new Customer(121);
customer1.Orders.Add(new Order());
customer1.Orders.Add(new Order());
customer1.Promote();
Console.WriteLine(customer1.Orders.Count);
}
static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order()); // Add an Order object to a list
customer.Orders.Add(new Order());
customer.Promote(); // calling this method modifies the value in the List so we should change Order to read-only variable
Console.WriteLine(customer.Orders.Count);
}
public static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
Console.WriteLine(customer.Orders.Count);
customer.Promote();
var anotherCustomer = new Customer(2);
Console.WriteLine(customer.Orders.Count);
}
static void Main(string[] args)
{
var customer = new Customer(id: 1);
// Add orders
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
Console.WriteLine("Number of orders: {0}", customer.Orders.Count);
// This will not work, check Promote method
customer.Promote();
}
static void Main(string[] args)
{
Customer customer = new Customer(1);
customer.Orders.Add(new OrderInfo());
customer.Orders.Add(new OrderInfo());
customer.Promote(); // if I invoke the Promote() here, then it will reinitize the new Order() List
// as inside the Promote() method has re-initialize Orders = new List<Orders>()
// The solution will be to use readonly modifier, this way THE CODE know "Orders" only can invoke ONCE.
// And gives an error in output
Console.WriteLine("Counting customer orders: " + customer.Orders.Count);
}
static void Main(string[] args)
{
var customer = new Customer(1);
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
Console.WriteLine(customer.Orders.Count);
Console.WriteLine(customer.Id);
customer.Name = "Sean";
Console.WriteLine(customer.Name);
customer.Promote();
Console.WriteLine(customer.Orders.Count);
}
static void Main(string[] args)
{
Console.WriteLine("Hello customers!");
// usethe ctor that assigns an ID
var customer = new Customer(1);
// add an order
customer.Orders.Add(new Order());
customer.Orders.Add(new Order());
// Orders is 2
Console.WriteLine(customer.Orders.Count);
customer.Promote();
// if Orders property is NOT set to readonly, Orders is now 0
// Promote has reset Orders
Console.WriteLine(customer.Orders.Count);
}
