ClassIdAttributeAttribute [AttributeUsage(AttributeTargets.Class)] public sealed class ClassIdAttribute : Attribute Show allUseful for legacy UserData AllConstructorsProperties ObsoleteInherited ConstructorsClassIdAttribute#Since v6.0public ClassIdAttribute(string id)Initializes a class id attribute.Parameters:id (string)String in the form of a Guid.PropertiesId#Since v6.0public Guid Id { get; }Gets the associated style.