11:20:40 Create new PHPExcel object<br />11:20:40 Set document properties<br />11:20:40 Add some data<br />11:20:40 Rename worksheet<br />11:20:40 Clone worksheet<br />11:20:40 Rename cloned worksheet<br />11:20:40 Write to Excel2007 format<br />11:20:40 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0151 seconds<br />11:20:40 Current memory usage: 3.75 MB<br />11:20:40 Peak memory usage: 3.75 MB<br />11:20:40 Done writing files<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />