13:01:01 Create new PHPExcel object<br />13:01:01 Set document properties<br />13:01:01 Add some data<br />13:01:01 Rename worksheet<br />13:01:01 Clone worksheet<br />13:01:01 Rename cloned worksheet<br />13:01:01 Write to Excel2007 format<br />13:01:01 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0225 seconds<br />13:01:01 Current memory usage: 12 MB<br />13:01:01 Peak memory usage: 12 MB<br />13:01:01 Done writing files<br />File has been created in /home/ykcomq5/hrm.ykcs.net/vendor/phpoffice/phpexcel/Examples<br />