Box\Spout\Reader\XLSX\RowIterator::processRowEndingNode PHP Method

    protected function processRowEndingNode()
    {
        // if the fetched row is empty and we don't want to preserve it..,
        if (!$this->shouldPreserveEmptyRows && $this->isEmptyRow($this->currentlyProcessedRowData)) {
            // ... skip it
            return XMLProcessor::PROCESSING_CONTINUE;
        }
        $this->numReadRows++;
        // If needed, we fill the empty cells
        if ($this->numColumns === 0) {
            $this->currentlyProcessedRowData = CellHelper::fillMissingArrayIndexes($this->currentlyProcessedRowData);
        }
        // at this point, we have all the data we need for the row
        // so that we can populate the buffer
        return XMLProcessor::PROCESSING_STOP;
    }