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Re: [FWP] ip address golf-eek!
In article <fjzF5gzkgaIR092yn@efn.org>, I wrote:
> Here's a splightly different approach:
s/spl/sl/
>
> $_ eq join'.',map$_>255^$_,split/\./,$_,4
>
> but it's not -w clean.
> (Neither is the suggestion above, unless & is changed to &&).
It also rejects leading zeros (e.g. "012.3.4.5") which may or may not
be a good idea.
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