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DependencyObjectCollection<T>.IList.IndexOf Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Gets the index of the specified object within the collection, or -1 if the object is not in the collection.

Namespace:  System.Windows
Assembly:  System.Windows (in System.Windows.dll)

Syntax

'Declaration
Private Function IndexOf ( _
    value As Object _
) As Integer Implements IList.IndexOf

int IList.IndexOf(
    Object value
)

Parameters

  • value
    Type: System.Object
    The object to locate in the collection.

Return Value

Type: System.Int32
The index of the first occurrence of item within the collection, or -1 if item is not in the collection.

Implements

IList.IndexOf(Object)

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.