13:02:24 Create new PHPExcel object<br />13:02:24 Set document properties<br />13:02:24 Add some data<br />13:02:24 Rename worksheet<br />13:02:24 Set cell protection<br />13:02:24 Set sheet security<br />13:02:24 Write to Excel2007 format<br />13:02:24 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0073 seconds<br />13:02:24 Current memory usage: 6 MB<br />13:02:24 Peak memory usage: 6 MB<br />13:02:24 Done writing file<br />File has been created in /var/www/html/examcontroller-web/vendor/phpoffice/phpexcel/Examples<br />