21:28:48 Create new PHPExcel object
21:28:48 Set document properties
21:28:48 Add some data
21:28:48 Set header/footer
21:28:48 Add a drawing to the header
21:28:48 Set page orientation and size
21:28:48 Rename worksheet
21:28:48 Write to Excel2007 format
21:28:48 File written to 04printing.xlsx
Call time to write Workbook was 0.0267 seconds
21:28:48 Current memory usage: 2 MB
21:28:48 Write to Excel5 format
21:28:48 File written to 04printing.xls
Call time to write Workbook was 0.0278 seconds
21:28:48 Current memory usage: 2.5 MB
21:28:48 Peak memory usage: 2.75 MB
21:28:48 Done writing files
Files have been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples