20:23:32 Create new PHPExcel object<br />20:23:32 Set document properties<br />20:23:32 Add some data<br />20:23:32 Rename worksheet<br />20:23:32 Set cell protection<br />20:23:32 Set sheet security<br />20:23:32 Write to Excel2007 format<br />20:23:32 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0036 seconds<br />20:23:32 Current memory usage: 1.5 MB<br />20:23:32 Peak memory usage: 1.5 MB<br />20:23:32 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />