public static function getFiltername(string $input_encoding, string $output_encoding): string
    {
        return sprintf(
            '%s.%s/%s',
            self::FILTERNAME,
            self::filterEncoding($input_encoding),
            self::filterEncoding($output_encoding)
        );
    }
public static function getFiltername(string $input_encoding, string $output_encoding): string
    {
        return sprintf(
            '%s.%s/%s',
            self::FILTERNAME,
            self::filterEncoding($input_encoding),
            self::filterEncoding($output_encoding)
        );
    }
public static function getFiltername ( string $ input_encoding , string $ output_encoding ) : string { return sprintf ( '%s.%s/%s' , self :: FILTERNAME , self :: filterEncoding ( $ input_encoding ) , self :: filterEncoding ( $ output_encoding ) ) ; }
Static method to return the stream filter filtername.
Static method to return the stream filter filtername .