19:23:43 Create new PHPExcel object<br />19:23:43 Set document properties<br />19:23:43 Add some data<br />19:23:43 Rename worksheet<br />19:23:43 Set cell protection<br />19:23:43 Set sheet security<br />19:23:43 Write to Excel2007 format<br />19:23:43 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0017 seconds<br />19:23:43 Current memory usage: 2 MB<br />19:23:43 Peak memory usage: 2 MB<br />19:23:43 Done writing file<br />File has been created in /var/www/html/test/public/vendor/phpoffice/phpexcel/Examples<br />