09:41:07 Create new PHPExcel object<br />09:41:07 Set document properties<br />09:41:07 Add some data<br />09:41:07 Rename worksheet<br />09:41:07 Set cell protection<br />09:41:07 Set sheet security<br />09:41:07 Write to Excel2007 format<br />09:41:07 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0224 seconds<br />09:41:07 Current memory usage: 6 MB<br />09:41:07 Peak memory usage: 6 MB<br />09:41:07 Done writing file<br />File has been created in /var/www/html/add/jiamei/laravel/vendor/phpoffice/phpexcel/Examples<br />