21:31:34 Create new PHPExcel object<br />21:31:34 Set document properties<br />21:31:34 Add some data<br />21:31:34 Rename worksheet<br />21:31:34 Clone worksheet<br />21:31:34 Rename cloned worksheet<br />21:31:34 Write to Excel2007 format<br />21:31:34 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0024 seconds<br />21:31:34 Current memory usage: 2 MB<br />21:31:34 Peak memory usage: 2 MB<br />21:31:34 Done writing files<br />File has been created in /home/morgan/billing/ninja/vendor/phpoffice/phpexcel/Examples<br />