20:21:53 Create new PHPExcel object<br />20:21:53 Set document properties<br />20:21:53 Add some data<br />20:21:53 Rename worksheet<br />20:21:53 Set document security<br />20:21:53 Set sheet security<br />20:21:53 Write to Excel5 format<br />20:21:53 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0935 seconds<br />20:21:53 Current memory usage: 4 MB<br />20:21:53 Peak memory usage: 4 MB<br />20:21:53 Done writing file<br />File has been created in /home/admision/public_html/POSTGRADO/vendor/phpoffice/phpexcel/Examples<br />