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

@return int|boolean
Returns the filesize if it exists