public function getContentTransferEncoding($default = '7bit')
    {
        static $translated = [
            'x-uue' => 'x-uuencode',
            'uue' => 'x-uuencode',
            'uuencode' => 'x-uuencode'
        ];
        $type = strtolower($this->getHeaderValue('Content-Transfer-Encoding', $default));
        if (isset($translated[$type])) {
            return $translated[$type];
        }
        return $type;
    }
public function getContentTransferEncoding($default = '7bit')
    {
        static $translated = [
            'x-uue' => 'x-uuencode',
            'uue' => 'x-uuencode',
            'uuencode' => 'x-uuencode'
        ];
        $type = strtolower($this->getHeaderValue('Content-Transfer-Encoding', $default));
        if (isset($translated[$type])) {
            return $translated[$type];
        }
        return $type;
    }
public function getContentTransferEncoding ( $ default = '7bit' ) { static $ translated = [ 'x-uue' => 'x-uuencode' , 'uue' => 'x-uuencode' , 'uuencode' => 'x-uuencode' ] ; $ type = strtolower ( $ this -> getHeaderValue ( 'Content-Transfer-Encoding' , $ default ) ) ; if ( isset ( $ translated [ $ type ] ) ) { return $ translated [ $ type ] ; } return $ type ; }
Returns the content-transfer-encoding used for this part, defaulting to
'7bit' if not set.

@param string $default pass to override the default when not set.
@return string
Returns the content - transfer - encoding used for this part defaulting to 7bit if not set .