15:59:21 Create new PHPExcel object<br />15:59:21 Set document properties<br />15:59:21 Add some data<br />15:59:21 Rename worksheet<br />15:59:21 Set document security<br />15:59:21 Set sheet security<br />15:59:21 Write to Excel5 format<br />15:59:21 File written to 11documentsecurity-xls.xls<br />Call time to write Workbook was 0.0112 seconds<br />15:59:21 Current memory usage: 4 MB<br />15:59:21 Peak memory usage: 4 MB<br />15:59:21 Done writing file<br />File has been created in /var/www/chart_maker/vendor/phpoffice/phpexcel/Examples<br />