http://qs321.pair.com?node_id=458215


in reply to Re: Understanding transformation sorts (ST, GRT), the details
in thread Understanding transformation sorts (ST, GRT), the details

map { /(\d[.\d]+\d)/; inet_aton($1) . $_ }
Oops! That duplicates a value twice if the next line doesn't have a good match. Perhaps you meant:
map { /(\d[.\d]+\d)/ ? inet_aton($1) . $_ : () }

-- Randal L. Schwartz, Perl hacker
Be sure to read my standard disclaimer if this is a reply.

Replies are listed 'Best First'.
Re^3: Understanding transformation sorts (ST, GRT), the details
by jdporter (Canon) on May 18, 2005 at 14:23 UTC
    I'm assuming well-formed input. If there's non-conformant data in the input, it would be better to have already detected and handled it.