08:19:47 Create new PHPExcel object<br />08:19:47 Set document properties<br />08:19:47 Add some data<br />08:19:47 Rename worksheet<br />08:19:47 Set cell protection<br />08:19:47 Set sheet security<br />08:19:47 Write to Excel2007 format<br />08:19:47 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0170 seconds<br />08:19:47 Current memory usage: 4 MB<br />08:19:47 Peak memory usage: 4 MB<br />08:19:47 Done writing file<br />File has been created in /var/www/html/add/jhyj/laravel/vendor/phpoffice/phpexcel/Examples<br />