[Omaha.pm] map grep

Jay Hannah jay.hannah at iinteractive.com
Tue Jul 12 07:16:57 PDT 2011


IRC rules!   :)

j


02:07 < jhannah> ick. what's the proper form of this?  map { /servers_(\d+)/; $1; } grep { /servers_/ }
02:14 < dngor> jhannah: map { substr($_, 8) } grep { /servers_/ } ... is one way
02:15 < dngor> jhannah: map { /servers_(\d+)/ ? $1 : () } ... is another
02:16 < jhannah> ooo empty () collapse... cool   :)





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