19:21:28 Create new PHPExcel object<br />19:21:28 Set document properties<br />19:21:28 Add some data<br />19:21:28 Rename worksheet<br />19:21:28 Clone worksheet<br />19:21:28 Rename cloned worksheet<br />19:21:28 Write to Excel2007 format<br />19:21:28 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0102 seconds<br />19:21:28 Current memory usage: 3.75 MB<br />19:21:28 Peak memory usage: 3.75 MB<br />19:21:28 Done writing files<br />File has been created in /home/factovizjh/dataviz/vendor/phpoffice/phpexcel/Examples<br />