15:29:31 Create new PHPExcel object<br />15:29:31 Set document properties<br />15:29:31 Add some data<br />15:29:31 Write to Excel2007 format<br />15:29:31 File written to 22heavilyformatted.xlsx<br />Call time to write Workbook was 0.0908 seconds<br />15:29:31 Current memory usage: 7.75 MB<br />15:29:31 Write to Excel5 format<br />15:29:31 File written to 22heavilyformatted.xls<br />Call time to write Workbook was 0.0737 seconds<br />15:29:31 Current memory usage: 9.75 MB<br />15:29:31 Peak memory usage: 9.75 MB<br />15:29:31 Done writing file<br />File has been created in D:\wwwroot\yx\base_admin_welcome_new_student\vendor\phpoffice\phpexcel\Examples<br />