Illustrating the problem with named parameters and interfaces

gistfile1.cs

using System;


class Coord : ICoord
{
	public void Print(double lat, double lon) 
	{
		Console.WriteLine("Lon: {0}, Lat: {1}", lon, lat);
	}
}

interface ICoord
{
	void Print(double lon, double lat);
}

public class Program
{
	public static void Main()
	{
		Coord coord = new Coord();
		coord.Print(lat: 11, lon: 44);
		
		ICoord icoord = (ICoord)coord;
		icoord.Print(lat: 11, lon: 44);
	}
}