Deprecated: Return type of PhpOffice\PhpSpreadsheet\Worksheet\ColumnIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in D:\Apache24\www\dy_code\nxtec-code-api\vendor\phpoffice\phpspreadsheet\src\PhpSpreadsheet\Worksheet\ColumnIterator.php on line 137