public function getDescription($default = false)
    {
        if (($ob = $this->_headers['content-description']) &&
            strlen($ob->value)) {
            return $ob->value;
        }

        return $default
            ? $this->getName()
            : '';
    }
public function getDescription($default = false)
    {
        if (($ob = $this->_headers['content-description']) &&
            strlen($ob->value)) {
            return $ob->value;
        }

        return $default
            ? $this->getName()
            : '';
    }
public function getDescription ( $ default = false ) { if ( ( $ ob = $ this -> _headers [ 'content-description' ] ) && strlen ( $ ob -> value ) ) { return $ ob -> value ; } return $ default ? $ this -> getName ( ) : '' ; }
Get the description of this part.

@param boolean $default  If the description parameter doesn't exist,
should we use the name of the part?

@return string  The description of this part.
Get the description of this part .