19:57:44 Create new PHPExcel object<br />19:57:44 Set document properties<br />19:57:44 Add some data<br />19:57:44 Rename worksheet<br />19:57:44 Clone worksheet<br />19:57:44 Rename cloned worksheet<br />19:57:44 Write to Excel2007 format<br />19:57:44 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0081 seconds<br />19:57:44 Current memory usage: 1.5 MB<br />19:57:44 Peak memory usage: 1.5 MB<br />19:57:44 Done writing files<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />