14:57:19 Create new PHPExcel object<br />14:57:19 Set document properties<br />14:57:19 Add some data<br />14:57:19 Rename worksheet<br />14:57:19 Clone worksheet<br />14:57:19 Rename cloned worksheet<br />14:57:19 Write to Excel2007 format<br />14:57:19 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0078 seconds<br />14:57:19 Current memory usage: 6.5 MB<br />14:57:19 Peak memory usage: 6.5 MB<br />14:57:19 Done writing files<br />File has been created in /var/www/dolphin/vendor/phpoffice/phpexcel/Examples<br />