04:58:41 Create new PHPExcel object
04:58:41 Set document properties
04:58:41 Add some data
04:58:41 Add comments
04:58:41 Add rich-text string
04:58:41 Merge cells
04:58:41 Protect cells
04:58:41 Set cell number formats
04:58:41 Set column widths
04:58:41 Set fonts
04:58:41 Set alignments
04:58:41 Set thin black border outline around column
04:58:41 Set thick brown border outline around Total
04:58:41 Set fills
04:58:41 Set style for header row using alternative method
04:58:41 Unprotect a cell
04:58:41 Add a hyperlink to the sheet
04:58:41 Add a drawing to the worksheet
04:58:41 Add a drawing to the worksheet
04:58:41 Add a drawing to the worksheet
04:58:41 Play around with inserting and removing rows and columns
04:58:41 Set header/footer
04:58:41 Set page orientation and size
04:58:41 Rename first worksheet
04:58:41 Create a second Worksheet object
04:58:41 Add some data
04:58:41 Set the worksheet tab color
04:58:41 Set alignments
04:58:41 Set column widths
04:58:41 Set fonts
04:58:41 Add a drawing to the worksheet
04:58:41 Set page orientation and size
04:58:41 Rename second worksheet
04:58:41 Write to HTML format

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Fatal error: Uncaught PHPExcel_Writer_Exception: Could not open file /var/www/html/billfree/vendor/phpoffice/phpexcel/Examples/17html.htm for writing. in /var/www/html/billfree/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/HTML.php:166 Stack trace: #0 /var/www/html/billfree/vendor/phpoffice/phpexcel/Examples/17html.php(50): PHPExcel_Writer_HTML->save('/var/www/html/b...') #1 {main} thrown in /var/www/html/billfree/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/HTML.php on line 166