( ! ) Deprecated: Return type of PHPExcel_WorksheetIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\WorksheetIterator.php on line 86
Call Stack
#	Time	Memory	Function	Location
1	0.0003	447912	{main}( )	...\WorksheetIterator.php:0

( ! ) Deprecated: Return type of PHPExcel_WorksheetIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\WorksheetIterator.php on line 104
Call Stack
#	Time	Memory	Function	Location
1	0.0003	447912	{main}( )	...\WorksheetIterator.php:0

( ! ) Deprecated: Return type of PHPExcel_WorksheetIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\WorksheetIterator.php on line 96
Call Stack
#	Time	Memory	Function	Location
1	0.0003	447912	{main}( )	...\WorksheetIterator.php:0

( ! ) Deprecated: Return type of PHPExcel_WorksheetIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\WorksheetIterator.php on line 114
Call Stack
#	Time	Memory	Function	Location
1	0.0003	447912	{main}( )	...\WorksheetIterator.php:0

( ! ) Deprecated: Return type of PHPExcel_WorksheetIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\WorksheetIterator.php on line 76
Call Stack
#	Time	Memory	Function	Location
1	0.0003	447912	{main}( )	...\WorksheetIterator.php:0