// OrtizOL - xCSw - http://o...content-available-to-author-only...t.com
 
using System;
 
public class Email
{
    [ObsoleteAttribute]
    public bool ComprobarEmail()
    {
         // Implementacion versión 1.
         return false;
    }
 
    public bool ValidarEmail()
    {
         // Implementación versiones 2, y 3.
         return false;
    }
}
 
public class EmailTest
{
    public static void Main()
    {
        Console.WriteLine(Environment.NewLine);
 
        Email email = new Email();
 
        email.ComprobarEmail();        // Se genera advertencia en tiempo de compilación: CS0612
        email.ValidarEmail();        // No genera ninguna advertencia o error en tiempo de compilación.
 
        Console.WriteLine(Environment.NewLine);
    }
}

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