[TYPO3-dev] Strange L-attribute parameters

[Steffen Ritter]

Franz Koch schrieb:
> Hi Steffen,
> 
>>> Did somebody noticed related problems? What do you suggest to solve 
>>> the problem? Is it a security problem?
>>
>> use config.linkVars=L(1-x) to specify allowed values of the LinkVar, 
>> then this problem should not occur anymore, after clearing all caches.
> 
> is this validation somewhere documented? Haven't seen this before. Since 
> which TYPO3 version is this feature available?
> 
http://typo3.org/documentation/document-library/references/doc_core_tsref/4.1.0/view/7/3/

When it has been Introduced, i cannot say, searched bugtracker but did 
not find it

regards

Steffen