System.Xml 2.0.0.0 4.0.0.0 System.Object Concrete implementations of this class include and . Represents a class that can generate proxy code from an XML representation of a data structure. Property 2.0.0.0 4.0.0.0 System.CodeDom.CodeAttributeDeclarationCollection To be added. Using this property, you can dynamically add attributes to exported proxy code. Gets a collection of code attribute metadata that is included when the code is exported.