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Re^2: Count similar characters in a row

by $new_guy (Acolyte)
on Oct 07, 2010 at 11:33 UTC ( #863979=note: print w/replies, xml ) Need Help??

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[ovedpo15]: If I use "unless(opendir(my $dir, $test_dir))" why does it give me error "Global symbol "$dir" requires explicit package name at" if I used "my"? If I use my $dir before the opendir it works.. but why?

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