19:12:51 Create new PHPExcel object<br />19:12:51 Set document properties<br />19:12:51 Add some data<br />19:12:52 Rename worksheet<br />19:12:52 Clone worksheet<br />19:12:52 Rename cloned worksheet<br />19:12:52 Write to Excel2007 format<br />19:12:52 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.1012 seconds<br />19:12:52 Current memory usage: 2 MB<br />19:12:52 Peak memory usage: 2 MB<br />19:12:52 Done writing files<br />File has been created in /var/www/mp/vendor/phpoffice/phpexcel/Examples<br />