21:21:38 Create new PHPExcel object
21:21:38 Set document properties
21:21:38 Add some data
21:21:38 Rename worksheet
21:21:38 Write to Excel2007 format
21:21:38 File written to 01simple.xlsx
Call time to write Workbook was 0.0085 seconds
21:21:38 Current memory usage: 1.5 MB
21:21:38 Write to Excel5 format
21:21:38 File written to 01simple.xls
Call time to write Workbook was 0.0106 seconds
21:21:38 Current memory usage: 2 MB
21:21:38 Peak memory usage: 2 MB
21:21:38 Done writing files
Files have been created in /var/www/html/onswitch.neon.service/vendor/phpoffice/phpexcel/Examples