using System;

using System.Reflection;

using System.Collections.Generic;

using System.Linq;

using System.Text;

​

public class Program

{

    public class Holder

    {

        public string SomeProperty

        {

            get;

            set;

        }

​

        public Holder()

        {

        }

​

        public static IEnumerable<object> SomeObjects()

        {

            var anons = new List<object>();

            var myAnonymousType = new

            {

            Number1 = 5, Number2 = 7, String1 = ""

            }

​

            ;

            anons.Add(myAnonymousType);

            return anons;

        }

​

        public static void Analyse<T>(IEnumerable<T> input)

        {

            var properties = typeof(T).GetProperties();

            //var properties = input.GetType().GetGenericArguments()[0].GetProperties(); // Doesn't work either

            foreach (var item in properties)

            {

                Console.WriteLine(item.Name);

            }

            // By input it does work

            var inputProperties = input.First().GetType().GetProperties();

            foreach (var item in inputProperties)

            {

                //Console.WriteLine(item.Name);

            }

        }

    }

​

    public static void Main()

    {

        var holder = new Holder()

        {SomeProperty = "testing"};

        var properties = holder.GetType().GetProperties();

        Console.WriteLine("---Start 1---");

        foreach (var item in properties)

        {

            Console.WriteLine(item.Name);

        }

        Console.WriteLine("---End 1---");

​

        var myAnonymousType = new

        {

        Number1 = 5, Number2 = 7, String1 = ""

        };

        var anonProperties = myAnonymousType.GetType().GetProperties();

        Console.WriteLine("---Start 2---");

        foreach (var item in anonProperties)

        {

            Console.WriteLine(item.Name);

        }

        Console.WriteLine("---End 2---");

​

        Console.WriteLine("---Start 3---");

        var someObjects = Holder.SomeObjects();

        Holder.Analyse<object>(someObjects);

        Console.WriteLine("---End 3---");

    }

}