Good point. But I think even more dangerous that using only [a-z] (my example, too). I think this should work quite well: 
      next CHAR if $c =~ /^[[:punct:][:cntrl:][:blank:]]$/;

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Add [:digit:] to exclude numbers, too.
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In reply to Re: Re: Re: Function over all letters in a string by Beechbone
in thread Function over all letters in a string by Jobby

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