DependencyObjectCollection<T>.IList.Add Method
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Adds the specified object to the end of the collection.
Namespace: System.Windows
Assembly: System.Windows (in System.Windows.dll)
Syntax
'Declaration
Private Function Add ( _
value As Object _
) As Integer Implements IList.Add
int IList.Add(
Object value
)
Parameters
- value
Type: System.Object
The object to add to the collection.
Return Value
Type: System.Int32
The index at which the object was added.
Implements
Exceptions
Exception | Condition |
---|---|
ArgumentException | value is not a DependencyObject. |
InvalidOperationException | The method is being called in a CollectionChanged event handler. |
Remarks
This member is an explicit interface member implementation. It can be used only when the DependencyObjectCollection<T> instance is cast to an IList interface.
Version Information
Silverlight
Supported in: 5, 4
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.