12:10:51 Create new PHPExcel object<br />12:10:51 Set document properties<br />12:10:51 Add some data<br />12:10:51 Rename worksheet<br />12:10:51 Set document security<br />12:10:51 Set sheet security<br />12:10:51 Write to Excel5 format<br />12:10:51 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0081 seconds<br />12:10:51 Current memory usage: 4 MB<br />12:10:51 Peak memory usage: 4 MB<br />12:10:51 Done writing file<br />File has been created in /var/www/html/examcontroller-web/vendor/phpoffice/phpexcel/Examples<br />