Generics

public delegate bool Filter(T dinfo); protected void TestExtensionWithLambda()
       {

          Console.WriteLine("Enter the Min number of nested files:");

          var noS = Console.ReadLine();



          //IEnumerable directories = GetDirectories().OrderBy(d=>d.GetDirectories().Length);

          IEnumerable<DirectoryInfo> directories = from d in GetDirectories()

                                                   orderby d.GetFiles().Length descending

                                                   select d;





          var result = directories.Filter(d => d.GetFiles().Length >= int.Parse(noS));

          Console.WriteLine("Original Collection={0}", directories.Count());

          foreach (var dInfo in result)

          {

              Console.WriteLine("Name={0}, Dirctory Count={1}", dInfo.Name, dInfo.GetFiles().Length);



          }

      }
protected static IEnumerable<DirectoryInfo> GetDirectories()

       {

          var dInfo = new DirectoryInfo(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments));

          var dInfos = dInfo.GetDirectories("*", SearchOption.AllDirectories);

          var list = from d in dInfos

                     select d;

          return list;

      }