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

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Call Stack
#TimeMemoryFunctionLocation
10.0003356376{main}( ).../16csv.php:0
20.0003365336include( '/var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Examples/05featuredemo.inc.php' ).../16csv.php:38
30.0027662264PHPExcel_Worksheet->setCellValue( ).../05featuredemo.inc.php:54
40.0028662424PHPExcel_Cell->setValue( ).../Worksheet.php:1085
50.0028662424PHPExcel_Cell_DefaultValueBinder->bindValue( ).../Cell.php:206
60.0028662424PHPExcel_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

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Call Stack
#TimeMemoryFunctionLocation
10.0003356376{main}( ).../16csv.php:0
20.11221281312PHPExcel_Writer_CSV->save( ).../16csv.php:50
30.11931285040PHPExcel_Worksheet->rangeToArray( ).../CSV.php:142
40.11941286672PHPExcel_Cell->getCalculatedValue( ).../Worksheet.php:2492
50.11941286672PHPExcel_Calculation->calculateCellValue( ).../Cell.php:276
60.11941286672PHPExcel_Calculation->_calculateFormulaValue( ).../Calculation.php:2615
70.11941287160PHPExcel_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
#TimeMemoryFunctionLocation
10.0003356376{main}( ).../16csv.php:0
20.11221281312PHPExcel_Writer_CSV->save( ).../16csv.php:50
30.11971285080PHPExcel_Worksheet->rangeToArray( ).../CSV.php:142
40.11981286712PHPExcel_Cell->getCalculatedValue( ).../Worksheet.php:2492
50.11981286712PHPExcel_Calculation->calculateCellValue( ).../Cell.php:276
60.11981286712PHPExcel_Calculation->_calculateFormulaValue( ).../Calculation.php:2615
70.11981287192PHPExcel_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