regex - jak na interval v IP adrese?

[Ladislav Vaiz]

On Fri, 3 Dec 2004, Pavel Kankovsky wrote:

>
> Ne. 168-170 znamena znaky 1, 6, 8, pomlcka, 1, 7 a 0.

Obavam se, ze ne:

#!/usr/bin/perl
print "Prvni:";
eval("~/[1-8]/");
print $@;
print "\nDruhy:";
eval("~/[8-1]/");
print $@;
print "\n";

# perl test.pl
Prvni:
Druhy:Invalid [] range "8-1" before HERE mark in regex m/[8-1 << HERE ]/

Perl 5.6.1, stejne to fungovalo pred lety na nejake 5.0.

La'd"a