Mega Code Archive
Query with extension methods
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
public class Customer
{
public string FirstName { get; set; }
public string LastName { get; set; }
public string EmailAddress { get; set; }
public override string ToString()
{
return string.Format("{0} {1}\nEmail: {2}",FirstName, LastName, EmailAddress);
}
}
public class Tester
{
static void Main()
{
List<Customer> customers = new List<Customer>{
new Customer { FirstName = "A",
LastName = "B",
EmailAddress = "o@a.com"},
new Customer { FirstName = "B",
LastName = "C",
EmailAddress = "k@a.com" },
new Customer { FirstName = "D",
LastName = "C",
EmailAddress = "d@a.com" },
new Customer { FirstName = "F",
LastName = "G",
EmailAddress = "j@a.com" },
new Customer { FirstName = "L",
LastName = "H",
EmailAddress = "l@a.com" }
};
IEnumerable<Customer> result = customers.Where(customer => customer.FirstName == "Donna");
foreach (Customer customer in result)
Console.WriteLine(customer.ToString());
}
}
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