Return the number of buttons supported by a joystick.
If the joystick is not connected, this function returns 0.
///Params: joystick = Index of the joystick.
Number of buttons supported by the joystick.
See Implementation
Return the number of buttons supported by a joystick.
If the joystick is not connected, this function returns 0.
///Params: joystick = Index of the joystick.