[Typo3-dev] Passing arbitrary values to an extension (not predefined by a selectorbox)

[Leendert Brouwer [Netcreators]]

> > The only way I know so far to
> > offer the user a possiblity to enter arbitrary strings and pass them to
> > an extension is the CODE field, which is deprecated AFAIK
> >
(http://typo3.org/documentation/mailing-lists/user-list-archive/thread/29/?t
x_maillisttofaq_pi1%5Bsort%5D=view_stat%3A1&tx_maillisttofaq_pi1%5Bmode%5D=5
).
>
> It is deprecated for the purpose of selecting different "views" of
> extensions like LIST, SINGLE, ARCHIVE or stuff like that.
> For your purpose the CODE field seems just fine.

Just wondering, is this stuff documented anywhere (apart from it being
available in a mailinglist archive)?