[Typo3-dev] Executing a function after a record has been changed in the BE

[Rainer (Rene) Suthoelder]

Oliver Klee wrote:

> Particularly, the number of vacancies should be re-calculated and
> stored in the seminar record if an attendance record has been added,
> changed or deleted in the BE. (The number of vacancies is cached for
> performance reasons.)

postProcess and hooks is what you are looking for:

http://typo3.org/development/articles/how-to-use-existing-hooks/

hth

rainer