03:55:24 Create new PHPExcel object<br />03:55:24 Set document properties<br />03:55:24 Add some data<br />03:55:24 Rename worksheet<br />03:55:24 Clone worksheet<br />03:55:24 Rename cloned worksheet<br />03:55:24 Write to Excel2007 format<br />03:55:24 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0324 seconds<br />03:55:24 Current memory usage: 2 MB<br />03:55:24 Peak memory usage: 2 MB<br />03:55:24 Done writing files<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />