15:20:13 Create new PHPExcel object<br />15:20:13 Set document properties<br />15:20:13 Add some data<br />15:20:13 Rename worksheet<br />15:20:13 Set document security<br />15:20:13 Set sheet security<br />15:20:13 Write to Excel5 format<br />15:20:13 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0127 seconds<br />15:20:13 Current memory usage: 6.75 MB<br />15:20:13 Peak memory usage: 6.75 MB<br />15:20:13 Done writing file<br />File has been created in /var/www/nizamuddin/vendor/phpoffice/phpexcel/Examples<br />