From: Christian Henning (chhenning_at_[hidden])
Date: 2007-08-15 13:55:29
Hi Bryan and Vladimir,
>
> I'm not %100 sure, but you might get the right effect by initializing '_input' yourself
> (or leaving it uninitialized), and remove the 'default_value' settings.
> Then you can test the value of '_input' to see if it got set.
> The only problem is the usage statement won't print what the default value is, but
> is that something you want in this case?
Thanks for the hint. I left out the default_value call and I got what I wanted.
Christian