# CategoryGUID A GUID is a 128-bit value that represents something that is uniquely identifiable by this value: "globally unique." ## Functions - [SDL_GUIDFromString](SDL_GUIDFromString) - [SDL_GUIDToString](SDL_GUIDToString) ## Datatypes - (none.) ## Structs - [SDL_GUID](SDL_GUID) ## Enums - (none.) ## Macros - (none.)