06:58:41 Create new PHPExcel object<br />06:58:42 Set document properties<br />06:58:42 Add some data<br />06:58:42 Rename worksheet<br />06:58:42 Clone worksheet<br />06:58:42 Rename cloned worksheet<br />06:58:42 Write to Excel2007 format<br />06:58:42 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0321 seconds<br />06:58:42 Current memory usage: 6 MB<br />06:58:42 Peak memory usage: 6 MB<br />06:58:42 Done writing files<br />File has been created in D:\wwwroot\dorm\vendor\phpoffice\phpexcel\Examples<br />