08:21:04 Create new PHPExcel object<br />08:21:04 Set document properties<br />08:21:04 Add some data<br />08:21:04 Rename worksheet<br />08:21:04 Set cell protection<br />08:21:04 Set sheet security<br />08:21:04 Write to Excel2007 format<br />08:21:04 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0294 seconds<br />08:21:04 Current memory usage: 6 MB<br />08:21:04 Peak memory usage: 6 MB<br />08:21:04 Done writing file<br />File has been created in /var/www/html/lcyj_sub/mbn/laravel/vendor/phpoffice/phpexcel/Examples<br />