20:04:05 Create new PHPExcel object<br />20:04:05 Set document properties<br />20:04:05 Add some data<br />20:04:05 Rename worksheet<br />20:04:05 Set cell protection<br />20:04:05 Set sheet security<br />20:04:05 Write to Excel2007 format<br />20:04:05 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0023 seconds<br />20:04:05 Current memory usage: 1.5 MB<br />20:04:05 Peak memory usage: 1.5 MB<br />20:04:05 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />