LINQ - Order by in C#
Example: 
using System;
using System.Linq;
using System.Xml.Linq;

namespace ForgetCode
{   
    public class MainClass
    {
        public static void Main()
        {
            dat customers = new dat(@"c:\data.mdf");

            var queryLondonCustomers3 =
            from cust in customers
            where cust.City == "London"
            orderby cust.Name ascending
            select cust;
            
        }
    }
}