Hi, On Tue, 16 Aug 2011 11:09:35 -0500 "Wagner, David --- Sr Programmer Analyst --- CFS" <david.wag...@fedex.com> wrote:
> >-----Original Message----- > >From: Matt [mailto:lm7...@gmail.com] > >Sent: Tuesday, August 16, 2011 10:04 > >To: beginners@perl.org > >Subject: Sorting a String > > > >I believe you can sort an array like so: > > > >sort @my_array; > > > >I need to sort a string though. > > > >I have $a_string that contains: > > > >4565 line1 > >2345 line2 > >500 line3 > >etc. > > > >Obviously \n is at end of every line in the string. I need it sorted. > > How would I approach this? > > > Since a \n is at end, then could use split like: > for my $dtl ( sort {$a <=> $b} split(/\n/, $a_string) ) { One can also do split(/^/m, $a_string) to split into lines while preserving the newlines. Regards, Shlomi Fish > # assuming numeric sort or if alpha, change <=> cmp > # can do what you want with it at this point. > } > > If you have any questions and/or problems, please let me know. > Thanks. > > Wags ;) > David R. Wagner > Senior Programmer Analyst > FedEx Services > 1.719.484.2097 Tel > 1.719.484.2419 Fax > 1.408.623.5963 Cell > http://Fedex.com/us > > > > >-- > >To unsubscribe, e-mail: beginners-unsubscr...@perl.org > >For additional commands, e-mail: beginners-h...@perl.org > >http://learn.perl.org/ > > > > -- ----------------------------------------------------------------- Shlomi Fish http://www.shlomifish.org/ List of Portability Libraries - http://shlom.in/port-libs Become an awesome Perl ninja rockstar vampire zombie pirate. Please reply to list if it's a mailing list post - http://shlom.in/reply . -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/
