15:59:10 Create new PHPExcel object
15:59:10 Set document properties
15:59:10 Add some data
15:59:10 Add comments
15:59:10 Add rich-text string
15:59:10 Merge cells
15:59:10 Protect cells
15:59:10 Set cell number formats
15:59:10 Set column widths
15:59:10 Set fonts
15:59:10 Set alignments
15:59:10 Set thin black border outline around column
15:59:10 Set thick brown border outline around Total
15:59:10 Set fills
15:59:10 Set style for header row using alternative method
15:59:10 Unprotect a cell
15:59:10 Add a hyperlink to an external website
15:59:10 Add a hyperlink to another cell on a different worksheet within the workbook
15:59:10 Add a drawing to the worksheet
15:59:10 Add a drawing to the worksheet
15:59:10 Add a drawing to the worksheet
15:59:10 Play around with inserting and removing rows and columns
15:59:10 Set header/footer
15:59:10 Set page orientation and size
15:59:10 Rename first worksheet
15:59:10 Create a second Worksheet object
15:59:10 Add some data
15:59:10 Set the worksheet tab color
15:59:10 Set alignments
15:59:10 Set column widths
15:59:10 Set fonts
15:59:10 Add a drawing to the worksheet
15:59:10 Set page orientation and size
15:59:10 Rename second worksheet
15:59:10 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