17:42:15 Create new PHPExcel object
17:42:15 Set document properties
17:42:15 Add some data
17:42:15 Add comments
17:42:15 Add rich-text string
17:42:15 Merge cells
17:42:15 Protect cells
17:42:15 Set cell number formats
17:42:15 Set column widths
17:42:15 Set fonts
17:42:15 Set alignments
17:42:15 Set thin black border outline around column
17:42:15 Set thick brown border outline around Total
17:42:15 Set fills
17:42:15 Set style for header row using alternative method
17:42:15 Unprotect a cell
17:42:15 Add a hyperlink to an external website
17:42:15 Add a hyperlink to another cell on a different worksheet within the workbook
17:42:15 Add a drawing to the worksheet
17:42:15 Add a drawing to the worksheet
17:42:15 Add a drawing to the worksheet
17:42:15 Play around with inserting and removing rows and columns
17:42:15 Set header/footer
17:42:15 Set page orientation and size
17:42:15 Rename first worksheet
17:42:15 Create a second Worksheet object
17:42:15 Add some data
17:42:15 Set the worksheet tab color
17:42:15 Set alignments
17:42:15 Set column widths
17:42:15 Set fonts
17:42:15 Add a drawing to the worksheet
17:42:15 Set page orientation and size
17:42:15 Rename second worksheet
17:42:15 Write to Excel2007 format
17:42:15 File written to 05featuredemo.xlsx
Call time to write Workbook was 0.0132 seconds
17:42:15 Current memory usage: 2 MB
17:42:15 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /var/www/erp/PHPExcel-1.8.porsi/Classes/PHPExcel/Writer/Excel5.php:470
Stack trace:
#0 /var/www/erp/PHPExcel-1.8.porsi/Classes/PHPExcel/Writer/Excel5.php(136): PHPExcel_Writer_Excel5->buildWorkbookEscher()
#1 /var/www/erp/PHPExcel-1.8.porsi/Examples/05featuredemo.php(63): PHPExcel_Writer_Excel5->save('/var/www/erp/PH...')
#2 {main}
thrown in /var/www/erp/PHPExcel-1.8.porsi/Classes/PHPExcel/Writer/Excel5.php on line 470