12:06:53 Create new PHPExcel object<br />12:06:53 Set document properties<br />12:06:53 Add some data<br />12:06:53 Rename worksheet<br />12:06:53 Set document security<br />12:06:53 Set sheet security<br />12:06:53 Write to Excel2007 format<br />12:06:53 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0028 seconds<br />12:06:53 Current memory usage: 2 MB<br />12:06:53 Peak memory usage: 2 MB<br />12:06:53 Done writing file<br />File has been created in /var/www/html/vendor/phpoffice/phpexcel/Examples<br />