13:06:58 Create new PHPExcel object
13:06:58 Set document properties
13:06:58 Add some data
13:06:58 Add comments
13:06:58 Add rich-text string
13:06:58 Merge cells
13:06:58 Protect cells
13:06:58 Set cell number formats
13:06:58 Set column widths
13:06:58 Set fonts
13:06:58 Set alignments
13:06:58 Set thin black border outline around column
13:06:58 Set thick brown border outline around Total
13:06:58 Set fills
13:06:58 Set style for header row using alternative method
13:06:58 Unprotect a cell
13:06:58 Add a hyperlink to an external website
13:06:58 Add a hyperlink to another cell on a different worksheet within the workbook
13:06:58 Add a drawing to the worksheet
13:06:58 Add a drawing to the worksheet
13:06:58 Add a drawing to the worksheet
13:06:58 Play around with inserting and removing rows and columns
13:06:58 Set header/footer
13:06:58 Set page orientation and size
13:06:58 Rename first worksheet
13:06:58 Create a second Worksheet object
13:06:58 Add some data
13:06:58 Set the worksheet tab color
13:06:58 Set alignments
13:06:58 Set column widths
13:06:58 Set fonts
13:06:58 Add a drawing to the worksheet
13:06:58 Set page orientation and size
13:06:58 Rename second worksheet
13:06:58 Write to CSV format

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