12:04:04 Create new PHPExcel object<br />12:04:04 Set document properties<br />12:04:04 Add some data<br />12:04:04 Rename worksheet<br />12:04:04 Clone worksheet<br />12:04:04 Rename cloned worksheet<br />12:04:04 Write to Excel2007 format<br />12:04:04 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0211 seconds<br />12:04:04 Current memory usage: 6 MB<br />12:04:04 Peak memory usage: 6 MB<br />12:04:04 Done writing files<br />File has been created in /var/www/dolphin/vendor/phpoffice/phpexcel/Examples<br />