$parent
$parent : \PhpOffice\PhpSpreadsheet\Worksheet\Worksheet
\PhpOffice\PhpSpreadsheet\Worksheet\Worksheet.
$parent : \PhpOffice\PhpSpreadsheet\Worksheet\Worksheet
\PhpOffice\PhpSpreadsheet\Worksheet\Worksheet.
$columnIndex : string
Column index.
getCellIterator(int $startRow = 1, int $endRow = null) : \PhpOffice\PhpSpreadsheet\Worksheet\ColumnCellIterator
Get cell iterator.
int | $startRow | The row number at which to start iterating |
int | $endRow | Optionally, the row number at which to stop iterating |