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DependencyObjectCollection<T>.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
Public Sub Add ( _
    item As T _
)

public void Add(
    T item
)

Parameters

  • item
    Type: T
    The object to add to the collection.

Implements

ICollection<T>.Add(T)

Exceptions

Exception Condition
ArgumentException

item is not a DependencyObject.
InvalidOperationException

The method is being called in a CollectionChanged event handler.

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.