Hi Mike, please reply to the list.
On Tue, 13 May 2014 12:49:42 -0500 Mike Dunaway <ekimduna...@gmail.com> wrote: > Actually, can you tell me what's going on here: > > my %words_lookup = (map { $_ => 1 } @words_to_look_for); > I build a hash called %words_lookup whose keys are the entries of @words_to_look_for and all of its values are 1. See: http://perldoc.perl.org/functions/map.html That way I can tell if a word is in @words_to_look_for quickly by doing: exists($words_lookup{$word}). Regards, Shlomi Fish > That would be most helpful. > > On 05/13/2014 03:08 AM, Shlomi Fish wrote: > > my %words_lookup = (map { $_ => 1 } @words_to_look_for); > -- ----------------------------------------------------------------- Shlomi Fish http://www.shlomifish.org/ Apple Inc. is Evil - http://www.shlomifish.org/open-source/anti/apple/ <Botje> Khisanth =~ s/must sleep/must give Botje all my money/ . — Freenode’s #perl 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/