15:00:55 Create new PHPExcel object<br />15:00:55 Set document properties<br />15:00:55 Add some data<br />15:00:55 Rename worksheet<br />15:00:55 Set document security<br />15:00:55 Set sheet security<br />15:00:55 Write to Excel2007 format<br />15:00:55 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0277 seconds<br />15:00:55 Current memory usage: 4 MB<br />15:00:55 Peak memory usage: 4 MB<br />15:00:55 Done writing file<br />File has been created in /home/admision/public_html/POSTGRADO/vendor/phpoffice/phpexcel/Examples<br />