c sharp programming

Using the var Keyword

Northwind db = new Northwind(@"Data Source=.\SQLEXPRESS;Initial
Catalog=Northwind");

IEnumerable<Order> orders = db.Customers
  .Where(c => c.Country == "USA" && c.Region == "WA")
  .SelectMany(c => c.Orders);

foreach(Order item in orders)
  Console.WriteLine("{0} - {1} - {2}", item.OrderDate, item.OrderID,
item.ShipName);

OUTPUT:

3/21/1997 12:00:00 AM - 10482 - Lazy K Kountry Store
5/22/1997 12:00:00 AM - 10545 - Lazy K Kountry Store
…
4/17/1998 12:00:00 AM - 11032 - White Clover Markets
5/1/1998 12:00:00 AM - 11066 - White Clover Markets