19:50:48 Create new PHPExcel object<br />19:50:48 Set document properties<br />19:50:48 Add some data<br />19:50:48 Rename worksheet<br />19:50:48 Set document security<br />19:50:48 Set sheet security<br />19:50:48 Write to Excel2007 format<br />19:50:48 File written to 11documentsecurity.xlsx<br />Call time to write Workbook was 0.0105 seconds<br />19:50:48 Current memory usage: 6 MB<br />19:50:48 Peak memory usage: 6 MB<br />19:50:48 Done writing file<br />File has been created in /var/www/customs_yiao/vendor/phpoffice/phpexcel/Examples<br />