18:18:50 Create new PHPExcel object<br />18:18:50 Set document properties<br />18:18:50 Add some data<br />18:18:50 Rename worksheet<br />18:18:50 Set document security<br />18:18:50 Set sheet security<br />18:18:50 Write to Excel5 format<br />18:18:50 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0102 seconds<br />18:18:50 Current memory usage: 6.75 MB<br />18:18:50 Peak memory usage: 6.75 MB<br />18:18:50 Done writing file<br />File has been created in /var/www/nizamuddin/vendor/phpoffice/phpexcel/Examples<br />