08:19:34 Create new PHPExcel object<br />08:19:34 Set document properties<br />08:19:34 Add some data<br />08:19:34 Rename worksheet<br />08:19:34 Set document security<br />08:19:34 Set sheet security<br />08:19:34 Write to Excel2007 format<br />08:19:34 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0086 seconds<br />08:19:34 Current memory usage: 6 MB<br />08:19:34 Peak memory usage: 6 MB<br />08:19:34 Done writing file<br />File has been created in /var/www/html/add/qilan/laravel/vendor/phpoffice/phpexcel/Examples<br />