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ExportProvider.GetExportedValues(Of T) Method (String)

Gets all the exported objects with the specified contract name.

Namespace:  System.ComponentModel.Composition.Hosting
Assembly:  System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)

Public Function GetExportedValues(Of T) ( _
	contractName As String _
) As IEnumerable(Of T)

Type Parameters


The type of the exported object to return.


Type: System.String

The contract name of the exported objects to return; or Nothing or an empty string ("") to use the default contract name.

Return Value

Type: System.Collections.Generic.IEnumerable(Of T)
The exported objects with the specified contract name, if found; otherwise, an empty Collection(Of T) object.


The CompositionContainer object has been disposed of.


One or more of the underlying exported values cannot be cast to T.


An error occurred during composition. Errors will contain a collection of errors that occurred.

The default contract name is the result of calling the GetContractName method on T.

The contract name is compared by using the Ordinal property to perform a case-sensitive, non-linguistic comparison.

.NET Framework

Supported in: 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

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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