21:37:44 Create new PHPExcel object<br />21:37:44 Set document properties<br />21:37:44 Add some data<br />21:37:44 Rename worksheet<br />21:37:44 Set document security<br />21:37:44 Set sheet security<br />21:37:44 Write to Excel2007 format<br />21:37:44 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0025 seconds<br />21:37:44 Current memory usage: 2 MB<br />21:37:44 Peak memory usage: 2 MB<br />21:37:44 Done writing file<br />File has been created in /var/www/html/advancia_ci/vendor/phpoffice/phpexcel/Examples<br />