* @param string $delimiter [optional] * @param string $enclosure [optional] * @param string $escape [optional] * @return array|bool false on end of file */ public function readCsv($length = 0, $delimiter = ',', $enclosure = '"', $escape = '\\'); /** * Returns the current position * * @return int */ public function tell(); /** * Seeks to the specified offset * * @param int $length * @param int $whence * @return int */ public function seek($length, $whence = SEEK_SET); /** * Checks if the current position is the end-of-file * * @return bool */ public function eof(); /** * Closes the file. * * @return bool */ public function close(); /** * Get file properties. * * @return array */ public function stat(); }