00:43:55 Create new PHPExcel object<br />00:43:55 Set document properties<br />00:43:55 Add some data<br />00:43:55 Rename worksheet<br />00:43:55 Clone worksheet<br />00:43:55 Rename cloned worksheet<br />00:43:55 Write to Excel2007 format<br />00:43:55 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0186 seconds<br />00:43:55 Current memory usage: 2 MB<br />00:43:55 Peak memory usage: 2 MB<br />00:43:55 Done writing files<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />