Here is a list of all typedefs with links to the classes they belong to:

- u -

• UID : wpi::SendableRegistry
• underlying_type : units::unit_t< Units, T, NonLinearScale >
• UnderlyingType : wpi::DenseMapInfo< Enum, std::enable_if_t< std::is_enum_v< Enum > > >
• unexpected_type : wpi::expected< T, E >
• Union : wpi::DenseMapInfo< PointerUnion< PTs... > >
• Unit_t : frc::SlewRateLimiter< Unit >
• unit_type : units::unit_t< Units, T, NonLinearScale >, units::unit_value_t< Units, Num, Denom >
• UnwrappedType : wpi::ValueIsPresent< T, Enable >, wpi::ValueIsPresent< std::optional< T > >, wpi::ValueIsPresent< T, std::enable_if_t< IsNullable< T > > >
• UserInfo : wpi::CallbackThread< Derived, TUserInfo, TListenerData, TNotifierData >