Call method by name

CallByName.cs

using System;
using System.Diagnostics;

using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Security;
using System.Security.Permissions;

using System.IO;
using System.Reflection;

using System.Collections;
using System.Collections.Generic;

namespace pg1 {
	
	public static class Program {
		
		public static void Main() {
			Call(typeof(Program), "Prln", "Hello world"); //calls pg1.Program.Prln
			
		}
		
		public static void Prln(string value) {
			Console.WriteLine(value);
		}
		
		public static object Call(Type space, string name, params object[] argv) {
			List<Type> ptyp = new List<Type>();
			foreach(var o in argv) {
				ptyp.Add(o.GetType());
			}
			var m = space.GetMethod(name, ptyp.ToArray());
			return m.Invoke(null, argv);
		}
	}
}