01:23:40 Create new PHPExcel object
01:23:40 Set document properties
01:23:40 Add some data
01:23:40 Add comments
01:23:40 Add rich-text string
01:23:40 Merge cells
01:23:40 Protect cells
01:23:40 Set cell number formats
01:23:40 Set column widths
01:23:40 Set fonts
01:23:40 Set alignments
01:23:40 Set thin black border outline around column
01:23:40 Set thick brown border outline around Total
01:23:40 Set fills
01:23:40 Set style for header row using alternative method
01:23:40 Unprotect a cell
01:23:40 Add a hyperlink to an external website
01:23:40 Add a hyperlink to another cell on a different worksheet within the workbook
01:23:40 Add a drawing to the worksheet
01:23:40 Add a drawing to the worksheet
01:23:40 Add a drawing to the worksheet
01:23:40 Play around with inserting and removing rows and columns
01:23:40 Set header/footer
01:23:40 Set page orientation and size
01:23:40 Rename first worksheet
01:23:40 Create a second Worksheet object
01:23:40 Add some data
01:23:40 Set the worksheet tab color
01:23:40 Set alignments
01:23:40 Set column widths
01:23:40 Set fonts
01:23:40 Add a drawing to the worksheet
01:23:40 Set page orientation and size
01:23:40 Rename second worksheet
01:23:40 Write to Excel2007 format
01:23:40 File written to 05featuredemo.xlsx
Call time to write Workbook was 0.0142 seconds
01:23:40 Current memory usage: 6 MB
01:23:40 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /var/www/html/admin/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php:470
Stack trace:
#0 /var/www/html/admin/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php(136): PHPExcel_Writer_Excel5->buildWorkbookEscher()
#1 /var/www/html/admin/vendor/phpoffice/phpexcel/Examples/05featuredemo.php(63): PHPExcel_Writer_Excel5->save('/var/www/html/a...')
#2 {main}
thrown in /var/www/html/admin/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php on line 470