static bool UserAddControl(string _UserName)
{
bool control = false;
for (int i = 0; i < Database.Count; i++)
{
CustomerY temp = (CustomerY)Database[i];
if (temp.UserName == _UserName)
{
control = true;
break;
}
}
return(control);
}
public static void UserEmail(CustomerY M)
{
if (M != null && !string.IsNullOrEmpty(M.UserName) && !string.IsNullOrEmpty(M.email))
{
bool emailControl = EmailControl(M.email);
if (emailControl)
{
Console.WriteLine("the email adress you want to add is already suscribed");
}
else
{
Database.Add(M);
Console.WriteLine("New suscribtion process is successfull");
}
}
}