08:36:02 Create new PHPExcel object
08:36:02 Set document properties
08:36:02 Add some data
08:36:02 Add comments
08:36:02 Add rich-text string
08:36:02 Merge cells
08:36:02 Protect cells
08:36:02 Set cell number formats
08:36:02 Set column widths
08:36:02 Set fonts
08:36:02 Set alignments
08:36:02 Set thin black border outline around column
08:36:02 Set thick brown border outline around Total
08:36:02 Set fills
08:36:02 Set style for header row using alternative method
08:36:02 Unprotect a cell
08:36:02 Add a hyperlink to an external website
08:36:02 Add a hyperlink to another cell on a different worksheet within the workbook
08:36:02 Add a drawing to the worksheet
08:36:02 Add a drawing to the worksheet
08:36:02 Add a drawing to the worksheet
08:36:02 Play around with inserting and removing rows and columns
08:36:02 Set header/footer
08:36:02 Set page orientation and size
08:36:02 Rename first worksheet
08:36:02 Create a second Worksheet object
08:36:02 Add some data
08:36:02 Set the worksheet tab color
08:36:02 Set alignments
08:36:02 Set column widths
08:36:02 Set fonts
08:36:02 Add a drawing to the worksheet
08:36:02 Set page orientation and size
08:36:02 Rename second worksheet
08:36:02 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /home/acadprofi/edu.acadprofi.ru/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php:484
Stack trace:
#0 /home/acadprofi/edu.acadprofi.ru/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php(148): PHPExcel_Writer_Excel5->_buildWorkbookEscher()
#1 /home/acadprofi/edu.acadprofi.ru/vendor/phpoffice/phpexcel/Examples/14excel5.php(48): PHPExcel_Writer_Excel5->save('/home/acadprofi...')
#2 {main}
thrown in /home/acadprofi/edu.acadprofi.ru/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php on line 484