19:29:31 Create new PHPExcel object<br />19:29:31 Set document properties<br />19:29:31 Add some data<br />19:29:31 Rename worksheet<br />19:29:31 Set document security<br />19:29:31 Set sheet security<br />19:29:31 Write to Excel2007 format<br />19:29:31 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0022 seconds<br />19:29:31 Current memory usage: 2 MB<br />19:29:31 Peak memory usage: 2 MB<br />19:29:31 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />