08:47:52 Create new PHPExcel object
08:47:52 Set document properties
08:47:52 Add some data

( ! ) Notice: Trying to access array offset on value of type float in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Cell/DefaultValueBinder.php on line 82
Call Stack
#	Time	Memory	Function	Location
1	0.0003	356376	{main}( )	.../16csv.php:0
2	0.0003	365336	include( '/var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Examples/05featuredemo.inc.php' )	.../16csv.php:38
3	0.0027	662264	PHPExcel_Worksheet->setCellValue( )	.../05featuredemo.inc.php:54
4	0.0028	662424	PHPExcel_Cell->setValue( )	.../Worksheet.php:1085
5	0.0028	662424	PHPExcel_Cell_DefaultValueBinder->bindValue( )	.../Cell.php:206
6	0.0028	662424	PHPExcel_Cell_DefaultValueBinder::dataTypeForValue( )	.../DefaultValueBinder.php:61

08:47:52 Add comments
08:47:52 Add rich-text string
08:47:52 Merge cells
08:47:52 Protect cells
08:47:52 Set cell number formats
08:47:52 Set column widths
08:47:52 Set fonts
08:47:52 Set alignments
08:47:52 Set thin black border outline around column
08:47:52 Set thick brown border outline around Total
08:47:52 Set fills
08:47:53 Set style for header row using alternative method
08:47:53 Unprotect a cell
08:47:53 Add a hyperlink to an external website
08:47:53 Add a hyperlink to another cell on a different worksheet within the workbook
08:47:53 Add a drawing to the worksheet
08:47:53 Add a drawing to the worksheet
08:47:53 Add a drawing to the worksheet
08:47:53 Play around with inserting and removing rows and columns
08:47:53 Set header/footer
08:47:53 Set page orientation and size
08:47:53 Rename first worksheet
08:47:53 Create a second Worksheet object
08:47:53 Add some data
08:47:53 Set the worksheet tab color
08:47:53 Set alignments
08:47:53 Set column widths
08:47:53 Set fonts
08:47:53 Add a drawing to the worksheet
08:47:53 Set page orientation and size
08:47:53 Rename second worksheet
08:47:53 Write to CSV format

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php on line 3349
Call Stack
#	Time	Memory	Function	Location
1	0.0003	356376	{main}( )	.../16csv.php:0
2	0.1122	1281312	PHPExcel_Writer_CSV->save( )	.../16csv.php:50
3	0.1193	1285040	PHPExcel_Worksheet->rangeToArray( )	.../CSV.php:142
4	0.1194	1286672	PHPExcel_Cell->getCalculatedValue( )	.../Worksheet.php:2492
5	0.1194	1286672	PHPExcel_Calculation->calculateCellValue( )	.../Cell.php:276
6	0.1194	1286672	PHPExcel_Calculation->_calculateFormulaValue( )	.../Calculation.php:2615
7	0.1194	1287160	PHPExcel_Calculation->_parseFormula( )	.../Calculation.php:2800

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php on line 3349
Call Stack
#	Time	Memory	Function	Location
1	0.0003	356376	{main}( )	.../16csv.php:0
2	0.1122	1281312	PHPExcel_Writer_CSV->save( )	.../16csv.php:50
3	0.1197	1285080	PHPExcel_Worksheet->rangeToArray( )	.../CSV.php:142
4	0.1198	1286712	PHPExcel_Cell->getCalculatedValue( )	.../Worksheet.php:2492
5	0.1198	1286712	PHPExcel_Calculation->calculateCellValue( )	.../Cell.php:276
6	0.1198	1286712	PHPExcel_Calculation->_calculateFormulaValue( )	.../Calculation.php:2615
7	0.1198	1287192	PHPExcel_Calculation->_parseFormula( )	.../Calculation.php:2800

08:47:53 File written to 16csv.csv
Call time to write Workbook was 0.0095 seconds
08:47:53 Current memory usage: 2 MB
08:47:53 Read from CSV format
Call time to reload Workbook was 0.0028 seconds
08:47:53 Current memory usage: 2 MB
08:47:53 Write to Excel2007 format
08:47:53 File written to 16csv.xlsx
Call time to write Workbook was 0.0118 seconds
08:47:53 Current memory usage: 4 MB
08:47:53 Write to CSV format
08:47:53 File written to 16csv_excel.csv
Call time to write Workbook was 0.0012 seconds
08:47:53 Current memory usage: 4 MB
08:47:53 Peak memory usage: 4 MB
08:47:53 Done writing files
Files have been created in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Examples