21:13:11 Create new PHPExcel object<br />21:13:11 Set document properties<br />21:13:11 Add some data<br />21:13:11 Rename worksheet<br />21:13:11 Clone worksheet<br />21:13:11 Rename cloned worksheet<br />21:13:11 Write to Excel2007 format<br />21:13:11 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0018 seconds<br />21:13:11 Current memory usage: 1.75 MB<br />21:13:11 Peak memory usage: 1.75 MB<br />21:13:11 Done writing files<br />File has been created in /var/www/chFinance/vendor/phpoffice/phpexcel/Examples<br />