my ($flags)    = $filename  =~ / \. (\d+) $ /x;

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That won't work correctly because it doesn't match the hexadecimal digits A, B, C, D, E and F.

In reply to Re^2: How do I test if a bit has been set in a bitstring by jwkrahn
in thread How do I test if a bit has been set in a bitstring by willk1980

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