[TYPO3-core] FYI72: Fix bug #12623: Validation issues in sysext scheduler: Fix several errors

[Ernesto Baschny [cron IT]]

Oliver Klee schrieb:
> Hi,
> 
> Francois Suter schrieb:
>>> - Quote & to ampersands in links
>> I'm not sure why that is necessary actually, although there's been a lot
>> of talk about it recently. It's about XHTML compatibility, right?
> 
> No, it's for general HTML compatibility (even for HTML 3.2). In HTML,
> all ampersands need to be encoded as & because the ampersand is
> "special" as it starts HTML entities.
> 
> This does not affect JavaScript, though (which should be CDATA).

Oli is right, but don't forget that it *does* affect JS which is added
in "onclick" or other event handlers that are placed into HTML tag
attributes (and which cannot be escaped with CDATA).

Cheers,
Ernesto