14:54:27 Create new PHPExcel object<br />14:54:27 Set document properties<br />14:54:27 Add some data<br />14:54:27 Rename worksheet<br />14:54:27 Clone worksheet<br />14:54:27 Rename cloned worksheet<br />14:54:27 Write to Excel2007 format<br />14:54:27 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0220 seconds<br />14:54:27 Current memory usage: 3.5 MB<br />14:54:27 Peak memory usage: 3.5 MB<br />14:54:27 Done writing files<br />File has been created in /var/www/dolphin/vendor/phpoffice/phpexcel/Examples<br />