StateBag.Add(String, Object) Method
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public:
System::Web::UI::StateItem ^ Add(System::String ^ key, System::Object ^ value);
C#
public System.Web.UI.StateItem Add(string key, object value);
member this.Add : string * obj -> System.Web.UI.StateItem
Public Function Add (key As String, value As Object) As StateItem
Returns a StateItem that represents the object added to view state.
The following code example demonstrates using the Add method.
C#
void MovePiece(string fromPosition, string toPosition) {
StateBag bag = ViewState;
object piece = bag[fromPosition];
if (piece != null) {
bag.Remove(fromPosition);
bag.Add(toPosition, piece);
RenderBoard();
}
else {
throw new InvalidPositionException("There is no game piece at the \"from\" position.");
}
}
Sub MovePiece(fromPosition As String, toPosition As String)
Dim bag As StateBag = ViewState
Dim piece As Object = bag(fromPosition)
If Not (piece Is Nothing) Then
bag.Remove(fromPosition)
bag.Add(toPosition, piece)
RenderBoard()
Else
Throw New InvalidPositionException("There is no game piece at the ""from"" position.")
End If
End Sub 'MovePiece
Product | Versions |
---|---|
.NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
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