Represents a collection that contains operation descriptions.
Assembly: System.ServiceModel (in System.ServiceModel.dll)
Each contract operation has a corresponding OperationDescription that describes aspects of the operation, such as whether the operation is one-way or request/reply. Each OperationDescription in turn describes the messages that make up the operation using a collection of MessageDescription.
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.