10:48:07 Create new PHPExcel object<br />10:48:07 Set document properties<br />10:48:07 Add some data<br />10:48:07 Rename worksheet<br />10:48:07 Set document security<br />10:48:07 Set sheet security<br />10:48:07 Write to Excel2007 format<br />10:48:07 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0106 seconds<br />10:48:07 Current memory usage: 4 MB<br />10:48:07 Peak memory usage: 4 MB<br />10:48:07 Done writing file<br />File has been created in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Examples<br />