Re: parsing behavior of a subrule without/with a repetition specifier
[email protected] ((Randal L. Schwartz))
| Newsgroups | perl.recdescent |
|---|---|
| Organization | Stonehenge Consulting Services; Portland, Oregon, USA |
| Message-ID | <[email protected]> |
>>>>> "Marcel" == Marcel Grunauer <[email protected]> writes: Marcel> On Friday, November 9, 2001, at 01:23 PM, Marcel Grunauer wrote: >> Now, about that element(s) vs. element(s /,/) issue. >> >> To recap: the first returns an arrayref to a list of elements, >> the second returns the last element; if you want all elements >> of the second form, use $item{__DIRECTIVEn__}. Marcel> To make it a little more precise: $item{element} returns the Marcel> things stated above. Actually, I wouldn't expect $item{element} to even be defined in the first case. There's no immediate subrule of the rule called "element". The fact that it is defined is probably just an artifact--you're probably picking up a leftover value. So how's that for regularity? :) -- Randal L. Schwartz - Stonehenge Consulting Services, Inc. - +1 503 777 0095 <[email protected]> <URL:http://www.stonehenge.com/merlyn/> Perl/Unix/security consulting, Technical writing, Comedy, etc. etc. See PerlTraining.Stonehenge.com for onsite and open-enrollment Perl training!