21:14:23 Create new PHPExcel object<br />21:14:23 Set document properties<br />21:14:23 Add some data<br />21:14:23 Rename worksheet<br />21:14:23 Set cell protection<br />21:14:23 Set sheet security<br />21:14:23 Write to Excel2007 format<br />21:14:23 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0104 seconds<br />21:14:23 Current memory usage: 6 MB<br />21:14:23 Peak memory usage: 6 MB<br />21:14:23 Done writing file<br />File has been created in /var/www/laravel-tms/vendor/phpoffice/phpexcel/Examples<br />