19:30:52 Create new PHPExcel object<br />19:30:52 Set document properties<br />19:30:52 Add some data<br />19:30:52 Rename worksheet<br />19:30:52 Clone worksheet<br />19:30:52 Rename cloned worksheet<br />19:30:52 Write to Excel2007 format<br />19:30:52 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0191 seconds<br />19:30:52 Current memory usage: 5.25 MB<br />19:30:52 Peak memory usage: 5.25 MB<br />19:30:52 Done writing files<br />File has been created in /home/glink/haiphams3.glinkdeployments.com/exam-chat/vendor/phpoffice/phpexcel/Examples<br />