public static string GetRobotNameFromUI(this CAppUtil r)
{
if (r == null)
{
throw new ArgumentNullException(nameof(r));
}
return("R2");
}
static void Main(string[] args)
{
CAppUtil util = new CAppUtil();
//extension method
"id".IsCapitalized();
//extension method
util.IsVisible();
//util.InterfaceExtensionMethod("" , 10);
//interface extension
util.CanShow("s");
Console.WriteLine(util.GetRobotNameFromUI());
Console.WriteLine(util.GetRobotFromId("test"));
Console.ReadKey();
}
public static string GetRobotFromId(this CAppUtil r, string id)
{
return("Param : " + id);
}
