Box\Spout\Reader\XLSX\Sheet::getRowIterator PHP Method

    public function getRowIterator()
    {
        return $this->rowIterator;
    }

 private function parseSheet(Sheet $sheet)
 {
     $rowIterator = $sheet->getRowIterator();
     $rowIterator->rewind();
     $rowIterator->next();
     $rowIterator->next();
     $rowIterator->next();
     $iter = 0;
     while ($rowIterator->valid()) {
         $row = $rowIterator->current();
         if ($this->checkRow($row)) {
             $this->exportToDb($row);
             $iter++;
         }
         $rowIterator->next();
     }
     echo $iter;
 }