asp.net traverse folder All files and list code

ASP tutorial. NET Traverse folder all files and list code
The following code is a C # asp.net tutorial folder where all the files are listed to Oh, and show the file creation time, file name Oh.

DirectoryInfo di;
Fileinfo[] filelist;
DataGridView Dgvlist;
DataTable dtable = new DataTable ();
Dtable.columns.add ("filename");
Dtable.columns.add ("CREATEDDT");
using (FolderBrowserDialog dlg = new FolderBrowserDialog ())
{
dlg.description = "Select a folder";
Dlg.shownewfolderbutton = false;
if (dlg.showdialog () = = DialogResult.OK)
{
DI = new DirectoryInfo (Dlg.selectedpath);
FileList = Di.getfiles ();
foreach (FileInfo fi in FileList)
{
DataRow dr = Dtable.newrow ();
dr["filename"]=fi.name;
dr["CREATEDDT"]=fi.creationtime.toshortdatestring ();
}
Dgvlist.datasource = dtable; }
else return;
}
/*
The features of this program instance are

1. Upload files uploaded to the update folder (not through the database tutorial, make simple straight point of view)
2. Other users can then see these uploaded files through an interface (preferably in a list format),
3. The file list shows each uploaded file name, create time, download three items on the line
*/