22:47:48 Create new PHPExcel object<br />22:47:48 Set document properties<br />22:47:48 Add some data<br />22:47:48 Rename worksheet<br />22:47:48 Set document security<br />22:47:48 Set sheet security<br />22:47:48 Write to Excel2007 format<br />22:47:48 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0015 seconds<br />22:47:48 Current memory usage: 1.75 MB<br />22:47:48 Peak memory usage: 1.75 MB<br />22:47:48 Done writing file<br />File has been created in /var/www/nsst/vendor/phpoffice/phpexcel/Examples<br />