Vendor/phpspreadsheet/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Worksheet/Row.php
public function getCellIterator($startColumn = 'A', $endColumn = null)
    {
        return new RowCellIterator($this->worksheet, $this->rowIndex, $startColumn, $endColumn);
    }
public function getCellIterator($startColumn = 'A', $endColumn = null)
    {
        return new RowCellIterator($this->worksheet, $this->rowIndex, $startColumn, $endColumn);
    }
public function getCellIterator ( $ startColumn = 'A' , $ endColumn = null ) { return new RowCellIterator ( $ this -> worksheet , $ this -> rowIndex , $ startColumn , $ endColumn ) ; }
Get cell iterator.

@param string $startColumn The column address at which to start iterating
@param string $endColumn Optionally, the column address at which to stop iterating

@return RowCellIterator
Get cell iterator .