using System;

using System.Reflection;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var test = new List<string>();

        test.Add("helloWorld");

        Console.WriteLine(IsEmpty(test));

    }

     public static bool IsEmpty(object source)

        {

            if (source == null)

            {

                return true;

            }

            var sourceType = source.GetType();

            if (typeof(IEnumerable<>).IsAssignableFrom(sourceType))

            {

                return true;

            }

            var childType = sourceType.GetGenericArguments()[0];

            MethodInfo isAny = typeof(System.Linq.Enumerable)

                .GetMethods()

                .First(t => t.Name == nameof(System.Linq.Enumerable.Any) && t.IsGenericMethod)

                .MakeGenericMethod(new Type[]{ childType });

            if ((bool)isAny.Invoke(null, new object[] { source }))

            {

                return true;

            }

​

            return false;

        }

}