07:50:09 Create new PHPExcel object
07:50:09 Set document properties
07:50:09 Add some data
07:50:09 Add comments
07:50:09 Add rich-text string
07:50:09 Merge cells
07:50:09 Protect cells
07:50:09 Set cell number formats
07:50:09 Set column widths
07:50:09 Set fonts
07:50:09 Set alignments
07:50:09 Set thin black border outline around column
07:50:09 Set thick brown border outline around Total
07:50:09 Set fills
07:50:09 Set style for header row using alternative method
07:50:09 Unprotect a cell
07:50:09 Add a hyperlink to an external website
07:50:09 Add a hyperlink to another cell on a different worksheet within the workbook
07:50:09 Add a drawing to the worksheet
07:50:09 Add a drawing to the worksheet
07:50:09 Add a drawing to the worksheet
07:50:09 Play around with inserting and removing rows and columns
07:50:09 Set header/footer
07:50:09 Set page orientation and size
07:50:09 Rename first worksheet
07:50:09 Create a second Worksheet object
07:50:09 Add some data
07:50:09 Set the worksheet tab color
07:50:09 Set alignments
07:50:09 Set column widths
07:50:09 Set fonts
07:50:09 Add a drawing to the worksheet
07:50:09 Set page orientation and size
07:50:09 Rename second worksheet
07:50:09 Write to CSV format

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Fatal error: Uncaught PHPExcel_Writer_Exception: Could not open file /var/www/html/proexplo2021/front/application/PHPExcel/Examples/16csv.csv for writing. in /var/www/html/proexplo2021/front/application/PHPExcel/Classes/PHPExcel/Writer/CSV.php:116 Stack trace: #0 /var/www/html/proexplo2021/front/application/PHPExcel/Examples/16csv.php(50): PHPExcel_Writer_CSV->save('/var/www/html/p...') #1 {main} thrown in /var/www/html/proexplo2021/front/application/PHPExcel/Classes/PHPExcel/Writer/CSV.php on line 116