09:32:46 Create new PHPExcel object<br />09:32:46 Set document properties<br />09:32:46 Add some data<br />09:32:46 Rename worksheet<br />09:32:46 Clone worksheet<br />09:32:46 Rename cloned worksheet<br />09:32:46 Write to Excel2007 format<br />09:32:46 File written to 38cloneWorksheet.xlsx<br />Call time to write Workbook was 0.0134 seconds<br />09:32:46 Current memory usage: 4 MB<br />09:32:46 Peak memory usage: 4 MB<br />09:32:46 Done writing files<br />File has been created in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Examples<br />