This documentation is archived and is not being maintained.

MessageFilterTable<TFilterData>.ContainsKey Method

Determines whether the filter table contains a specified filter.

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

public bool ContainsKey(
	MessageFilter filter


Type: System.ServiceModel.Dispatcher.MessageFilter
The MessageFilter being tested for.

Return Value

Type: System.Boolean
true if the filter is contained in the filter table; otherwise false.


IDictionary<TKey, TValue>.ContainsKey(TKey)

This method implements the ContainsKey method of IDictionary<TKey, TValue>.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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