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  1. or download this
    my $value = "\cA\cB\cC\cD\cE\cF\cG\cH\cI\cJ\cK\cL\cM\cN\cO\cZ\cP\cQ\cR
    +\cS\cT";
    $value =~ s/(.)/sprintf "%02x,", ord($1)/sge;
    chop $value;
    print $value, "\n";
    
  2. or download this
    my $value = "\cA\cB\cC\cD\cE\cF\cG\cH\cI\cJ\cK\cL\cM\cN\cO\cZ\cP\cQ\cR
    +\cS\cT";
    print join(',', map {sprintf "%02x", ord} split(//, $value)), "\n";