Hi Aljosa, Another way to get the functionality you want would be to extend Zend_Filter_Alnum and override the filter() method, but writing a new filter is probably the best option.
Best regards, Darby Aljosa Mohorovic wrote: > is it possible to use Zend_Filter_Alnum with additional chars like > "-,!,_,..." ? > my example is that i have a book title which can contain additional > chars, should i write a new filter or can i use alnum for this? > > Aljosa >
