12:09:59 Create new PHPExcel object<br />12:09:59 Set document properties<br />12:09:59 Add some data<br />12:09:59 Rename worksheet<br />12:09:59 Set cell protection<br />12:09:59 Set sheet security<br />12:09:59 Write to Excel2007 format<br />12:09:59 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0121 seconds<br />12:09:59 Current memory usage: 2 MB<br />12:09:59 Peak memory usage: 2 MB<br />12:09:59 Done writing file<br />File has been created in /var/www/html/Quetzal/vendor/phpoffice/phpexcel/Examples<br />