19:26:47 Create new PHPExcel object<br />19:26:47 Set document properties<br />19:26:47 Add some data<br />19:26:47 Rename worksheet<br />19:26:47 Set document security<br />19:26:47 Set sheet security<br />19:26:47 Write to Excel2007 format<br />19:26:47 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0095 seconds<br />19:26:47 Current memory usage: 6 MB<br />19:26:47 Peak memory usage: 6 MB<br />19:26:47 Done writing file<br />File has been created in /var/www/mail_center/vendor/phpoffice/phpexcel/Examples<br />