[Typo3-dev] Data check in Backend-forms

[media.res | alex widschwendter]

hi joerg,

> I've wrote a FE-Plugin where BE-Users have the possibility to insert records.
> 
> Is there a way, that the input of this BE-form is checked against some user-defined functions, not only the standard checks (required, int, date, and so on), but perhaps 'Is the email address valid?', 'Is the birthday in the past?' and so on.

i don't know of some userdefined checking but for the birthday you could 
use 'range' and eval is_in with @ for the email.

http://typo3.org/documentation/document-library/doc_core_api/columns_fieldnam-1/

hth alex