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SoapExtensionTypeElementCollection.ContainsKey Method

Returns a Boolean that indicates whether a SoapExtensionTypeElement with the specified key exists in the collection.

Namespace:  System.Web.Services.Configuration
Assembly:  System.Web.Services (in System.Web.Services.dll)

public bool ContainsKey(
	Object key


Type: System.Object

The key of the SoapExtensionTypeElement to find in the collection.

Return Value

Type: System.Boolean
true if the collection contains a SoapExtensionTypeElement with the specified key; otherwise, false.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.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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