102   return [$content, $datastring] unless ($stringlength);   
    105   return [$content, $datastring] if ($openposition == -1);

    122   return [$content, $datastring] if ($dataname eq '__data__'); # return content and data as strings
    123   return [$content, $datastring] if ($dataname eq '__content__'); # return content and data as strings
    124   return [$content, $datastring] unless length($datastring); # no reason to process empty datastring

    131     return [$content, ''];

    145   return [$content, $datastring];