###### (This is the legacy documentation for SDL2, the previous stable version; [SDL3](https://wiki.libsdl.org/SDL3/) is the current stable version.) # SDL_GameControllerMappingForIndex Get the mapping at a particular index. ## Header File Defined in [SDL_gamecontroller.h](https://github.com/libsdl-org/SDL/blob/SDL2/include/SDL_gamecontroller.h) ## Syntax ```c char * SDL_GameControllerMappingForIndex(int mapping_index); ``` ## Return Value (char *) Returns the mapping string. Must be freed with [SDL_free](SDL_free)(). Returns NULL if the index is out of range. ## Version This function is available since SDL 2.0.6. ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryGameController](CategoryGameController)