16:03:57 Create new PHPExcel object<br />16:03:57 Set document properties<br />16:03:57 Add some data<br />16:03:57 Rename worksheet<br />16:03:57 Set document security<br />16:03:57 Set sheet security<br />16:03:57 Write to Excel2007 format<br />16:03:57 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0129 seconds<br />16:03:57 Current memory usage: 4 MB<br />16:03:57 Peak memory usage: 4 MB<br />16:03:57 Done writing file<br />File has been created in /var/www/html/SFL/vendor/phpoffice/phpexcel/Examples<br />