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Re: Regex question once-only use of chars in a charset

by GrandFather (Saint)
on May 15, 2011 at 07:04 UTC ( [id://904931]=note: print w/replies, xml ) Need Help??

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  1. or download this
    #!/usr/local/bin/perl
use strict;
...
    ++$freq{$_} for split '', $word;
    return join '', map {"$_\{0,$freq{$_}\}"} sort keys %freq;
}
  2. or download this
    alien all and an a i

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