16:24:49 Create new PHPExcel object
16:24:49 Set document properties
16:24:49 Add some data
16:24:49 Add comments
16:24:49 Add rich-text string
16:24:49 Merge cells
16:24:49 Protect cells
16:24:49 Set cell number formats
16:24:49 Set column widths
16:24:49 Set fonts
16:24:49 Set alignments
16:24:49 Set thin black border outline around column
16:24:49 Set thick brown border outline around Total
16:24:49 Set fills
16:24:49 Set style for header row using alternative method
16:24:49 Unprotect a cell
16:24:49 Add a hyperlink to an external website
16:24:49 Add a hyperlink to another cell on a different worksheet within the workbook
16:24:49 Add a drawing to the worksheet
16:24:49 Add a drawing to the worksheet
16:24:49 Add a drawing to the worksheet
16:24:49 Play around with inserting and removing rows and columns
16:24:49 Set header/footer
16:24:49 Set page orientation and size
16:24:49 Rename first worksheet
16:24:49 Create a second Worksheet object
16:24:49 Add some data
16:24:49 Set the worksheet tab color
16:24:49 Set alignments
16:24:49 Set column widths
16:24:49 Set fonts
16:24:49 Add a drawing to the worksheet
16:24:49 Set page orientation and size
16:24:49 Rename second worksheet
16:24:49 Write to Excel2007 format
16:24:49 File written to 05featuredemo.xlsx
Call time to write Workbook was 0.0132 seconds
16:24:49 Current memory usage: 2 MB
16:24:49 Write to Excel5 format
Fatal error: Uncaught Error: Call to undefined function imagepng() in /var/www/erp/PHPExcel-1.8-/Classes/PHPExcel/Writer/Excel5.php:470
Stack trace:
#0 /var/www/erp/PHPExcel-1.8-/Classes/PHPExcel/Writer/Excel5.php(136): PHPExcel_Writer_Excel5->buildWorkbookEscher()
#1 /var/www/erp/PHPExcel-1.8-/Examples/05featuredemo.php(63): PHPExcel_Writer_Excel5->save('/var/www/erp/PH...')
#2 {main}
thrown in /var/www/erp/PHPExcel-1.8-/Classes/PHPExcel/Writer/Excel5.php on line 470