Box\Spout\Reader\CSV\RowIterator::readDataForNextRow PHP Метод

    protected function readDataForNextRow()
    {
        do {
            $rowData = $this->getNextUTF8EncodedRow();
        } while ($this->shouldReadNextRow($rowData));
        if ($rowData !== false) {
            // str_replace will replace NULL values by empty strings
            $this->rowDataBuffer = str_replace(null, null, $rowData);
            $this->numReadRows++;
        } else {
            // If we reach this point, it means end of file was reached.
            // This happens when the last lines are empty lines.
            $this->hasReachedEndOfFile = true;
        }
    }