08:21:58 Create new PHPExcel object<br />08:21:58 Set document properties<br />08:21:58 Add some data<br />08:21:58 Rename worksheet<br />08:21:58 Set document security<br />08:21:58 Set sheet security<br />08:21:58 Write to Excel5 format<br />08:21:58 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0298 seconds<br />08:21:58 Current memory usage: 6 MB<br />08:21:58 Peak memory usage: 6 MB<br />08:21:58 Done writing file<br />File has been created in /var/www/html/lcyj_sub/ylst/laravel/vendor/phpoffice/phpexcel/Examples<br />