20:23:54 Create new PHPExcel object<br />20:23:54 Set document properties<br />20:23:54 Add some data<br />20:23:54 Rename worksheet<br />20:23:54 Clone worksheet<br />20:23:54 Rename cloned worksheet<br />20:23:54 Write to Excel2007 format<br />20:23:54 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0049 seconds<br />20:23:54 Current memory usage: 1.5 MB<br />20:23:54 Peak memory usage: 1.5 MB<br />20:23:54 Done writing files<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />