15:33:04 Create new PHPExcel object<br />15:33:04 Set document properties<br />15:33:04 Add some data<br />15:33:04 Rename worksheet<br />15:33:04 Clone worksheet<br />15:33:04 Rename cloned worksheet<br />15:33:04 Write to Excel2007 format<br />15:33:04 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0312 seconds<br />15:33:04 Current memory usage: 6 MB<br />15:33:04 Peak memory usage: 6 MB<br />15:33:04 Done writing files<br />File has been created in D:\wwwroot\jzg\vendor\phpoffice\phpexcel\Examples<br />