21:22:06 Create new PHPExcel object<br />21:22:06 Set document properties<br />21:22:06 Add some data<br />21:22:06 Rename worksheet<br />21:22:06 Clone worksheet<br />21:22:06 Rename cloned worksheet<br />21:22:06 Write to Excel2007 format<br />21:22:06 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0077 seconds<br />21:22:06 Current memory usage: 1.25 MB<br />21:22:06 Peak memory usage: 1.25 MB<br />21:22:06 Done writing files<br />File has been created in /home/factovizjh/legitrack/vendor/phpoffice/phpexcel/Examples<br />