[TYPO3-mvc] Extbase validation error

[Thomas "Thasmo" Deinhamer]

Peter Bücker wrote:
> try using "@param mixed $quantity" and "@dontvalidate $quantity". If the
> parameter type is set to integer, Extbase will always check that
> $quantity is a valid integer.

I'll try.

But I'd like to validate it. That's
the point of using @var integer.

Isn't it possible to validate
it against integer AND NULL?

Thanks a lot,
Thomas