07:53:13 Create new PHPExcel object<br />07:53:13 Set document properties<br />07:53:13 Add some data<br />07:53:13 Rename worksheet<br />07:53:13 Set cell protection<br />07:53:13 Set sheet security<br />07:53:13 Write to Excel2007 format<br />07:53:13 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0242 seconds<br />07:53:13 Current memory usage: 6 MB<br />07:53:13 Peak memory usage: 6 MB<br />07:53:13 Done writing file<br />File has been created in /var/www/html/laravel_test/vendor/phpoffice/phpexcel/Examples<br />