08:21:16 Create new PHPExcel object<br />08:21:16 Set document properties<br />08:21:16 Add some data<br />08:21:16 Rename worksheet<br />08:21:16 Set document security<br />08:21:16 Set sheet security<br />08:21:16 Write to Excel2007 format<br />08:21:16 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0079 seconds<br />08:21:16 Current memory usage: 6 MB<br />08:21:16 Peak memory usage: 6 MB<br />08:21:16 Done writing file<br />File has been created in /var/www/html/lcyj_sub/mbn/laravel/vendor/phpoffice/phpexcel/Examples<br />