03:53:36 Create new PHPExcel object<br />03:53:36 Set document properties<br />03:53:36 Add some data<br />03:53:36 Rename worksheet<br />03:53:36 Clone worksheet<br />03:53:36 Rename cloned worksheet<br />03:53:36 Write to Excel2007 format<br />03:53:36 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0626 seconds<br />03:53:36 Current memory usage: 4 MB<br />03:53:36 Peak memory usage: 4 MB<br />03:53:36 Done writing files<br />File has been created in E:\item\doctor\vendor\phpoffice\phpexcel\Examples<br />