- u -

• underlying() : dds::core::safe_enum< def, inner >
• unregister_instance() : dds::pub::DataWriter< T >
• user_data() : dds::topic::ParticipantBuiltinTopicData , dds::topic::PublicationBuiltinTopicData , dds::topic::SubscriptionBuiltinTopicData
• UserData() : dds::core::policy::UserData