07:51:37 Create new PHPExcel object
07:51:37 Set document properties
07:51:37 Add some data
07:51:37 Add comments
07:51:37 Add rich-text string
07:51:37 Merge cells
07:51:37 Protect cells
07:51:37 Set cell number formats
07:51:37 Set column widths
07:51:37 Set fonts
07:51:37 Set alignments
07:51:37 Set thin black border outline around column
07:51:37 Set thick brown border outline around Total
07:51:37 Set fills
07:51:37 Set style for header row using alternative method
07:51:37 Unprotect a cell
07:51:37 Add a hyperlink to an external website
07:51:37 Add a hyperlink to another cell on a different worksheet within the workbook
07:51:37 Add a drawing to the worksheet
07:51:37 Add a drawing to the worksheet
07:51:37 Add a drawing to the worksheet
07:51:37 Play around with inserting and removing rows and columns
07:51:37 Set header/footer
07:51:37 Set page orientation and size
07:51:37 Rename first worksheet
07:51:37 Create a second Worksheet object
07:51:37 Add some data
07:51:37 Set the worksheet tab color
07:51:37 Set alignments
07:51:37 Set column widths
07:51:37 Set fonts
07:51:37 Add a drawing to the worksheet
07:51:37 Set page orientation and size
07:51:37 Rename second worksheet
07:51:37 Write to CSV format

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Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not open file /var/www/html/duhback021224/vendor/phpoffice/phpexcel/Examples/16csv.csv for writing.' in /var/www/html/duhback021224/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/CSV.php:116 Stack trace: #0 /var/www/html/duhback021224/vendor/phpoffice/phpexcel/Examples/16csv.php(50): PHPExcel_Writer_CSV->save('/var/www/html/d...') #1 {main} thrown in /var/www/html/duhback021224/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/CSV.php on line 116