13:08:42 Create new PHPExcel object<br />13:08:42 Set document properties<br />13:08:42 Add some data<br />13:08:42 Rename worksheet<br />13:08:42 Clone worksheet<br />13:08:42 Rename cloned worksheet<br />13:08:42 Write to Excel2007 format<br />13:08:42 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0096 seconds<br />13:08:42 Current memory usage: 6.5 MB<br />13:08:42 Peak memory usage: 6.5 MB<br />13:08:42 Done writing files<br />File has been created in /var/www/local/vendor/phpoffice/phpexcel/Examples<br />