21:39:34 Create new PHPExcel object<br />21:39:34 Set document properties<br />21:39:34 Add some data<br />21:39:34 Rename worksheet<br />21:39:34 Set cell protection<br />21:39:34 Set sheet security<br />21:39:34 Write to Excel2007 format<br />21:39:34 File written to 12cellProtection.xlsx<br />Call time to write Workbook was 0.0078 seconds<br />21:39:34 Current memory usage: 1.5 MB<br />21:39:34 Peak memory usage: 1.5 MB<br />21:39:34 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />