21:01:02 Create new PHPExcel object<br />21:01:03 Set document properties<br />21:01:03 Add some data<br />21:01:03 Write to Excel2007 format<br />21:01:03 File written to 22heavilyformatted.xlsx<br />Call time to write Workbook was 0.0241 seconds<br />21:01:03 Current memory usage: 4 MB<br />21:01:03 Write to Excel5 format<br />21:01:03 File written to 22heavilyformatted.xls<br />Call time to write Workbook was 0.0105 seconds<br />21:01:03 Current memory usage: 4 MB<br />21:01:03 Peak memory usage: 4 MB<br />21:01:03 Done writing file<br />File has been created in /var/www/html/petroerp3/vendor/phpoffice/phpexcel/Examples<br />