21:37:36 Create new PHPExcel object<br />21:37:36 Set document properties<br />21:37:36 Add some data<br />21:37:36 Write to Excel2007 format<br />21:37:36 File written to 22heavilyformatted.xlsx<br />Call time to write Workbook was 0.1717 seconds<br />21:37:36 Current memory usage: 6.75 MB<br />21:37:36 Write to Excel5 format<br />21:37:36 File written to 22heavilyformatted.xls<br />Call time to write Workbook was 0.1512 seconds<br />21:37:36 Current memory usage: 8.5 MB<br />21:37:36 Peak memory usage: 8.5 MB<br />21:37:36 Done writing file<br />File has been created in /alidata/www/jiandan/vendor/phpoffice/phpexcel/Examples<br />