public function getCopyright()
    {
        if (!isset($this->data[self::COPYRIGHT])) {
            return false;
        }

        return $this->data[self::COPYRIGHT];
    }
public function getCopyright()
    {
        if (!isset($this->data[self::COPYRIGHT])) {
            return false;
        }

        return $this->data[self::COPYRIGHT];
    }
public function getCopyright ( ) { if ( ! isset ( $ this -> data [ self :: COPYRIGHT ] ) ) { return false ; } return $ this -> data [ self :: COPYRIGHT ] ; }
Returns the copyright, if it exists

@return string|boolean
Returns the copyright if it exists