15 Library introduction [library]

15.4 Method of description [description]

15.4.2 Other conventions [conventions] Type descriptions [type.descriptions] Enumerated types [enumerated.types]

Several types defined in [input.output] are enumerated types.
Each enumerated type may be implemented as an enumeration or as a synonym for an enumeration.159
The enumerated type enumerated can be written:
enum enumerated { , , , ,  };

inline const ();
inline const ();
inline const ();
inline const ();
Here, the names , , etc. represent enumerated elements for this particular enumerated type.
All such elements have distinct values.
Such as an integer type, with constant integer values ([basic.fundamental]).