#!/usr/bin/perl use strict; use warnings; # Testkäse ;) my @siz1 = Test::Img::CheckWH(''); my @siz2 = Test::Img::CheckWH(''); 1; package Test::Img; use warnings; sub CheckWH { my $str = shift; my ($h, $w) = $str =~ /h=(.+)\s+w=(.+)/; $h = '' if $h eq '*'; $w = '' if $w eq '*'; return ($h,$w); } 1;