Pass the delegates into the methods of Sequence : Func « LINQ « C# / CSharp Tutorial






using System;
using System.Collections.Generic;
using System.Text;
using System.Xml.Linq;
using System.Linq;

    class Program
    {
        static void Main(string[] args)
        {
            string[] currentVideoGames = {"test", "this is a test", 
                          "asdf", "game 1",
                          "game 2", "game 3"};

            Func<string, bool> searchFilter = delegate(string game) { return game.Length > 6; };
            Func<string, string> itemToProcess = delegate(string s) { return s; };

            var subset = currentVideoGames
                .Where(searchFilter).OrderBy(itemToProcess).Select(itemToProcess);
            foreach (var game in subset)
                Console.WriteLine("Item: {0}", game);
        }
    }








22.45.Func
22.45.1.Double recursive extension
22.45.2.Accumulator function
22.45.3.Add extension to Func
22.45.4.Build the necessary Func<> delegates using anonymous methods
22.45.5.Overloading By Delegate Return Type
22.45.6.Pass the delegates into the methods of Sequence
22.45.7.Lambda Expression for Func
22.45.8.Lambda Expression to retrieve string length