# SDL_SetJoystickPlayerIndex Set the player index of an opened joystick. ## Header File Defined in [<SDL3/SDL_joystick.h>](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_joystick.h) ## Syntax ```c bool SDL_SetJoystickPlayerIndex(SDL_Joystick *joystick, int player_index); ``` ## Function Parameters | | | | | ------------------------------ | ---------------- | -------------------------------------------------------------------------------------------------- | | [SDL_Joystick](SDL_Joystick) * | **joystick** | the [SDL_Joystick](SDL_Joystick) obtained from [SDL_OpenJoystick](SDL_OpenJoystick)(). | | int | **player_index** | player index to assign to this joystick, or -1 to clear the player index and turn off player LEDs. | ## Return Value (bool) Returns true on success or false on failure; call [SDL_GetError](SDL_GetError)() for more information. ## Version This function is available since SDL 3.2.0. ## See Also - [SDL_GetJoystickPlayerIndex](SDL_GetJoystickPlayerIndex) ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction), [CategoryJoystick](CategoryJoystick)