07:25:44 Create new PHPExcel object<br />07:25:44 Set document properties<br />07:25:44 Add some data<br />07:25:44 Rename worksheet<br />07:25:44 Clone worksheet<br />07:25:44 Rename cloned worksheet<br />07:25:44 Write to Excel2007 format<br />07:25:44 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0033 seconds<br />07:25:44 Current memory usage: 2 MB<br />07:25:44 Peak memory usage: 2 MB<br />07:25:44 Done writing files<br />File has been created in /home/webdemoo/se.webdemo258.io.vn/cms-demo-new/vendor/phpoffice/phpexcel/Examples<br />