Why are there still no empty elements in the returned array for the items that didn't match the pattern? @must == 2
I am just befuddled but this "paradox" > -----Original Message----- > From: Jeff 'japhy' Pinyan [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, April 09, 2002 4:27 PM > To: Nikola Janceski > Cc: '[EMAIL PROTECTED]'; 'Beginners (E-mail)' > Subject: RE: rewrite without using two functions? > > > On Apr 9, Nikola Janceski said: > > >my bad... you are right... interesting... is this a special > case where map > >return $1 instead of 1? > >or is it a special case where /(PATTERN)MOREPATTERN/ > evaluates to $1 when > >true? (but why then no null elements?... interesting.. > > No; as my post stated, doing LIST = map BLOCK LIST; puts BLOCK in list > context. A regex in list context will return the > parenthetical captures > if it succeeded, and () if it failed: > > ($first, $last) = "Jeffrey Pinyan" =~ /(\S+)\s+(\S+)/; > > Thus, map { m!(.*)/\*! } LIST will return $1 or () for each > element of the > LIST. > > -- > Jeff "japhy" Pinyan [EMAIL PROTECTED] > http://www.pobox.com/~japhy/ > RPI Acacia brother #734 http://www.perlmonks.org/ http://www.cpan.org/ ** Look for "Regular Expressions in Perl" published by Manning, in 2002 ** <stu> what does y/// stand for? <tenderpuss> why, yansliterate of course. [ I'm looking for programming work. If you like my work, let me know. ] -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] ---------------------------------------------------------------------------- -------------------- The views and opinions expressed in this email message are the sender's own, and do not necessarily represent the views and opinions of Summit Systems Inc. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
