WPF uploading files to the server

Create an empty Web site, create a uploadfile.aspx item,

When the server reports a 500 error, check to see if the file save path exists

1     protected voidPage_Load (Objectsender, EventArgs e)2        {3            foreach(stringFinchRequest.Files.AllKeys)4{//to pass in a new file on the client5Httppostedfile file =Request.files[f];6                //A new file name is passed in to the client7                stringDirectory = request.querystring["D"];8                stringfilename = request.querystring["N"];9                //file. SaveAs (Server.MapPath (". /reportfile/"+ filename + file. Filename.substring (file. Filename.indexof (".") ));Ten                stringPath =string. Format (@"g:\reportfile\{0}\", directory); One                if(!directory.exists (path)) {directory.createdirectory (path);} AFile. SaveAs (path +filename); -            } -}

In WPF

1 usingform =System.Windows.Forms;2         Private Const stringDirectory ="0123";3          Public voidUpload (stringfile)4         {5FileInfo info =NewFileInfo (file);6             stringURL =string. Format ("Http://192.168.31.118:54040/uploadfile.aspx?d={0}&n={1}", directory, info. Name);7WebClient client =NewWebClient ();8Client. Credentials = CredentialCache.DefaultCredentials;//Gets or sets the network credentials that are sent to the host and used for authentication requests9Client. Uploadfileasync (NewUri (URL), file);TenClient. uploadfilecompleted + =NewUploadfilecompletedeventhandler (result_uploadfilecompleted); One         } A         Private voidResult_uploadfilecompleted (Objectsender, UploadFileCompletedEventArgs e) -         { -             if(E.error! =NULL) the             { -MessageBox.Show ("Upload failed:"+e.error.message); -             } -             Else +             { -MessageBox.Show ("Upload Success! "); +             } A         } at  -         Private voidUploadfile_click (Objectsender, RoutedEventArgs e) -         { -Form. OpenFileDialog _dialog =Newform. OpenFileDialog (); -_dialog. MultiSelect =true; -             if(_dialog. ShowDialog () = =form. DialogResult.OK) in             { -                 string[] _files =_dialog. FileNames; to                 if(_files! =NULL&& _files. Length >0) +                 { -                     foreach(varIteminch_files) the                     { * Upload (item); $                     }Panax Notoginseng                 } -             } the}

WPF uploading files to the server