15:47:54 Create new PHPExcel object
15:47:54 Set document properties
15:47:54 Add some data
15:47:54 Add comments
15:47:54 Add rich-text string
15:47:54 Merge cells
15:47:54 Protect cells
15:47:54 Set cell number formats
15:47:54 Set column widths
15:47:54 Set fonts
15:47:54 Set alignments
15:47:54 Set thin black border outline around column
15:47:54 Set thick brown border outline around Total
15:47:54 Set fills
15:47:54 Set style for header row using alternative method
15:47:54 Unprotect a cell
15:47:54 Add a hyperlink to an external website
15:47:54 Add a hyperlink to another cell on a different worksheet within the workbook
15:47:54 Add a drawing to the worksheet
15:47:54 Add a drawing to the worksheet
15:47:54 Add a drawing to the worksheet
15:47:54 Play around with inserting and removing rows and columns
15:47:54 Set header/footer
15:47:54 Set page orientation and size
15:47:54 Rename first worksheet
15:47:54 Create a second Worksheet object
15:47:54 Add some data
15:47:54 Set the worksheet tab color
15:47:54 Set alignments
15:47:54 Set column widths
15:47:54 Set fonts
15:47:54 Add a drawing to the worksheet
15:47:54 Set page orientation and size
15:47:54 Rename second worksheet
15:47:54 Write to CSV format

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Fatal error: Uncaught PHPExcel_Writer_Exception: Could not open file /home/zxun/public_html/module7/vendor/phpoffice/phpexcel/Examples/16csv.csv for writing. in /home/zxun/public_html/module7/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/CSV.php:116 Stack trace: #0 /home/zxun/public_html/module7/vendor/phpoffice/phpexcel/Examples/16csv.php(50): PHPExcel_Writer_CSV->save('/home/zxun/publ...') #1 {main} thrown in /home/zxun/public_html/module7/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/CSV.php on line 116