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ContainsKey Method (Type)
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ServiceModelExtensionCollectionElement<TServiceModelExtensionElement>.ContainsKey Method (Type)

Determines whether this collection contains an element of the specified type.

Namespace:  System.ServiceModel.Configuration
Assembly:  System.ServiceModel (in System.ServiceModel.dll)

public bool ContainsKey(
	Type elementType


Type: System.Type

The type of the element to search for.

Return Value

Type: System.Boolean
true if the collection contains an element of the specified type; otherwise, false.


elementName is null.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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

.NET Framework

Supported in: 3.5, 3.0

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