13:47:42 Create new PHPExcel object
13:47:42 Set document properties
13:47:42 Add some data
13:47:42 Add comments
13:47:42 Add rich-text string
13:47:42 Merge cells
13:47:42 Protect cells
13:47:42 Set cell number formats
13:47:42 Set column widths
13:47:42 Set fonts
13:47:42 Set alignments
13:47:42 Set thin black border outline around column
13:47:42 Set thick brown border outline around Total
13:47:42 Set fills
13:47:42 Set style for header row using alternative method
13:47:42 Unprotect a cell
13:47:42 Add a hyperlink to the sheet
13:47:42 Add a drawing to the worksheet
13:47:42 Add a drawing to the worksheet
13:47:42 Add a drawing to the worksheet
13:47:42 Play around with inserting and removing rows and columns
13:47:42 Set header/footer
13:47:42 Set page orientation and size
13:47:42 Rename first worksheet
13:47:42 Create a second Worksheet object
13:47:42 Add some data
13:47:42 Set the worksheet tab color
13:47:42 Set alignments
13:47:42 Set column widths
13:47:42 Set fonts
13:47:42 Add a drawing to the worksheet
13:47:42 Set page orientation and size
13:47:42 Rename second worksheet
13:47:42 Write to Excel2007 format
13:47:42 File written to 05featuredemo.xlsx
Call time to write Workbook was 0.0221 seconds
13:47:42 Current memory usage: 2.25 MB
13:47:42 Write to Excel5 format
Fatal error: Call to undefined function imagepng() in /var/www/miguiafordadministrador.com.co/www/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5.php on line 484