The eval: 
$x++ if(($_>=0)&&($_<=255));

[download]
as I read it, is:
if the input ($x), is at least 0, and no greater than 255
$x is legitimate, so return $x
So as I see it. There is nothing afoul with my proposed solution.

:)

--Chris

#!/usr/bin/perl -Tw
use Perl::Always or die;
my $perl_version = (5.12.5);
print $perl_version;

In reply to Re^3: scandns.pl by taint
in thread scandns.pl by BlueLines

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