dragenter
Fires when draggable moves over the drop target.

Event data

draggable : jQuery
Reference to the draggable that enters the drop target.
dragleave
Fires when draggable moves out of the drop target.

Event data

draggable : jQuery
Reference to the draggable that leaves the drop target.
drop
Fires when draggable is dropped over the drop target.

Event data

draggable : jQuery
Reference to the draggable that is dropped over the drop target.
draggable.currentTarget : jQuery
The element that the drag and drop operation started from.