21:57:48 Create new PHPExcel object<br />21:57:48 Set document properties<br />21:57:48 Add some data<br />21:57:48 Rename worksheet<br />21:57:48 Clone worksheet<br />21:57:48 Rename cloned worksheet<br />21:57:48 Write to Excel2007 format<br />21:57:48 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0147 seconds<br />21:57:48 Current memory usage: 3.75 MB<br />21:57:48 Peak memory usage: 3.75 MB<br />21:57:48 Done writing files<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />