ListCollectionView.IndexOf Method

Returns the index where the given data item belongs in the collection, or -1 if the index of that item is unknown.

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

public override int IndexOf(
	Object item
)

Parameters

item
Type: System.Object

The object to check for in the collection.

Return Value

Type: System.Int32
The index of the item in the collection, or -1 if the item does not exist in the collection.

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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