IsolatedStorageFile.DeleteFile(String) Método

public:
 void DeleteFile(System::String ^ file);

public void DeleteFile (string file);

member this.DeleteFile : string -> unit

Public Sub DeleteFile (file As String)

Parámetros

Excepciones

Ejemplos

En el ejemplo de código siguiente se usa el DeleteFile método para eliminar una serie de archivos en el almacenamiento aislado.

void DeleteFiles()
{
   
   try
   {
      IsolatedStorageFile^ isoFile = IsolatedStorageFile::GetStore( static_cast<IsolatedStorageScope>(IsolatedStorageScope::User | IsolatedStorageScope::Assembly | IsolatedStorageScope::Domain), System::Security::Policy::Url::typeid, System::Security::Policy::Url::typeid );
      array<String^>^dirNames = isoFile->GetDirectoryNames( "*" );
      array<String^>^fileNames = isoFile->GetFileNames( "*" );
      
      // List the files currently in this Isolated Storage.
      // The list represents all users who have personal
      // preferences stored for this application.
      if ( fileNames->Length > 0 )
      {
         for ( int i = 0; i < fileNames->Length; ++i )
         {
            
            //Delete the files.
            isoFile->DeleteFile( fileNames[ i ] );

         }
         fileNames = isoFile->GetFileNames( "*" );
      }
      isoFile->Close();
   }
   catch ( Exception^ e ) 
   {
      Console::WriteLine( e->ToString() );
   }

}

public void DeleteFiles()
{
    try
    {
        IsolatedStorageFile isoFile = IsolatedStorageFile.GetStore(IsolatedStorageScope.User |
            IsolatedStorageScope.Assembly |
            IsolatedStorageScope.Domain,
            typeof(System.Security.Policy.Url),
            typeof(System.Security.Policy.Url));

        String[] dirNames = isoFile.GetDirectoryNames("*");
        String[] fileNames = isoFile.GetFileNames("*");

        // List the files currently in this Isolated Storage.
        // The list represents all users who have personal
        // preferences stored for this application.
        if (fileNames.Length > 0)
        {
            for (int i = 0; i < fileNames.Length; ++i)
            {
                // Delete the files.
                isoFile.DeleteFile(fileNames[i]);
            }
            // Confirm that no files remain.
            fileNames = isoFile.GetFileNames("*");
        }
    }
    catch (Exception e)
    {
        Console.WriteLine(e.ToString());
    }
}

Public Sub DeleteFiles()
    Try
        Dim isoFile As IsolatedStorageFile = IsolatedStorageFile.GetStore(IsolatedStorageScope.User Or _
            IsolatedStorageScope.Assembly Or IsolatedStorageScope.Domain, _
            GetType(System.Security.Policy.Url), GetType(System.Security.Policy.Url))
        Dim name As String
        Dim dirNames As String() = isoFile.GetDirectoryNames("*")
        Dim fileNames As String() = isoFile.GetFileNames("*")
        ' List the files currently in this Isolated Storage.
        ' The list represents all users who have personal
        ' preferences stored for this application.
        If fileNames.Length > 0 Then
            For Each name In fileNames
                ' Delete the files.
                isoFile.DeleteFile(name)
            Next name
            'Confirm no files are left.
            fileNames = isoFile.GetFileNames("*")
        End If
    Catch ex As Exception
        Console.WriteLine(ex.ToString())
    End Try
End Sub

Comentarios

El archivo eliminado no se puede recuperar una vez eliminado.

En el ejemplo How to: Delete Files and Directoryies in Isolated Storage (Cómo: Eliminar archivos y directorios en almacenamiento aislado ) se muestra el uso del DeleteFile método .

Se aplica a

Consulte también

• Almacenamiento aislado