What is UITouchPhase?

Question

There is UITouchPhaseBegan and UITouchPhaseEnd, but what is UITouchPhase?

Answer 1

It is a typedef enum of constants. See the UITouch Class Reference

Touch Phase

The phase of a finger touch.

typedef enum {
   UITouchPhaseBegan,
   UITouchPhaseMoved,
   UITouchPhaseStationary,
   UITouchPhaseEnded,
   UITouchPhaseCancelled,
} UITouchPhase;