Button Actions that are used when create a button Outlet and Action Method called touch up inside by default.and there is more buttons that have differ method can u explain what is this.
1 Answers
UIControlEventTouchCancel
A system event canceling the current touches for the control.
UIControlEventTouchDown
A touch-down event in the control.
UIControlEventTouchDownRepeat
A repeated touch-down event in the control; for this event the value of the UITouch tapCount method is greater than one.
UIControlEventTouchDragEnter
An event where a finger is dragged into the bounds of the control.
UIControlEventTouchDragExit
An event where a finger is dragged from within a control to outside its bounds.
UIControlEventTouchDragInside
An event where a finger is dragged inside the bounds of the control.
UIControlEventTouchDragOutside
An event where a finger is dragged just outside the bounds of the control.
UIControlEventTouchUpInside
A touch-up event in the control where the finger is inside the bounds of the control.
UIControlEventTouchUpOutside
A touch-up event in the control where the finger is outside the bounds of the control.

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1You posted a link to a duplicate. Since there is a duplicate there is no reason to also repost the same answer. Please delete this answer. – rmaddy May 11 '18 at 13:46