17:36:18 Create new PHPExcel object
17:36:18 Set document properties
17:36:18 Add some data
17:36:18 Add comments
17:36:18 Add rich-text string
17:36:18 Merge cells
17:36:18 Protect cells
17:36:18 Set cell number formats
17:36:18 Set column widths
17:36:18 Set fonts
17:36:18 Set alignments
17:36:18 Set thin black border outline around column
17:36:18 Set thick brown border outline around Total
17:36:18 Set fills
17:36:18 Set style for header row using alternative method
17:36:18 Unprotect a cell
17:36:18 Add a hyperlink to an external website
17:36:18 Add a hyperlink to another cell on a different worksheet within the workbook
17:36:18 Add a drawing to the worksheet
17:36:18 Add a drawing to the worksheet
17:36:18 Add a drawing to the worksheet
17:36:18 Play around with inserting and removing rows and columns
17:36:18 Set header/footer
17:36:18 Set page orientation and size
17:36:18 Rename first worksheet
17:36:18 Create a second Worksheet object
17:36:18 Add some data
17:36:18 Set the worksheet tab color
17:36:18 Set alignments
17:36:18 Set column widths
17:36:18 Set fonts
17:36:18 Add a drawing to the worksheet
17:36:18 Set page orientation and size
17:36:18 Rename second worksheet
17:36:18 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /var/www/api-sistemapensoes/html/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php:470
Stack trace:
#0 /var/www/api-sistemapensoes/html/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php(136): PHPExcel_Writer_Excel5->buildWorkbookEscher()
#1 /var/www/api-sistemapensoes/html/vendor/phpoffice/phpexcel/Examples/14excel5.php(48): PHPExcel_Writer_Excel5->save('/var/www/api-si...')
#2 {main}
thrown in /var/www/api-sistemapensoes/html/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php on line 470