23:21:55 Create new PHPExcel object<br />23:21:55 Set document properties<br />23:21:55 Add some data<br />23:21:55 Rename worksheet<br />23:21:55 Set document security<br />23:21:55 Set sheet security<br />23:21:55 Write to Excel2007 format<br />23:21:55 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0158 seconds<br />23:21:55 Current memory usage: 4 MB<br />23:21:55 Peak memory usage: 4 MB<br />23:21:55 Done writing file<br />File has been created in /var/www/html/elite-smart-tech/vendor/phpoffice/phpexcel/Examples<br />