11:15:17 Create new PHPExcel object
11:15:17 Set document properties
11:15:17 Add some data
11:15:17 Add comments
11:15:17 Add rich-text string
11:15:17 Merge cells
11:15:17 Protect cells
11:15:17 Set cell number formats
11:15:17 Set column widths
11:15:17 Set fonts
11:15:17 Set alignments
11:15:17 Set thin black border outline around column
11:15:17 Set thick brown border outline around Total
11:15:17 Set fills
11:15:17 Set style for header row using alternative method
11:15:17 Unprotect a cell
11:15:17 Add a hyperlink to an external website
11:15:17 Add a hyperlink to another cell on a different worksheet within the workbook
11:15:17 Add a drawing to the worksheet
11:15:17 Add a drawing to the worksheet
11:15:17 Add a drawing to the worksheet
11:15:17 Play around with inserting and removing rows and columns
11:15:17 Set header/footer
11:15:17 Set page orientation and size
11:15:17 Rename first worksheet
11:15:17 Create a second Worksheet object
11:15:17 Add some data
11:15:17 Set the worksheet tab color
11:15:17 Set alignments
11:15:17 Set column widths
11:15:17 Set fonts
11:15:17 Add a drawing to the worksheet
11:15:17 Set page orientation and size
11:15:17 Rename second worksheet
11:15:17 Write to Excel2007 format
11:15:17 File written to 41password.xlsx
Call time to write Workbook was 0.0186 seconds
11:15:17 Current memory usage: 6 MB
11:15:17 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /var/www/html/TECORSA/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php:484
Stack trace:
#0 /var/www/html/TECORSA/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php(148): PHPExcel_Writer_Excel5->_buildWorkbookEscher()
#1 /var/www/html/TECORSA/vendor/phpoffice/phpexcel/Examples/41password.php(69): PHPExcel_Writer_Excel5->save('/var/www/html/T...')
#2 {main}
thrown in /var/www/html/TECORSA/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php on line 484