var accessibilityDropPointDescriptors : [UIAccessibilityLocationDescriptor]?
An array of location descriptor objects that you use to define where drops are possible on this element.
Availability
Technology
var accessibilityDragSourceDescriptors: [UIAccessibilityLocationDescriptor
]? { get set }
To restore the default automatic behavior for this property, assign or return the default value of nil
.
Note 注意
A value of nil
does not describe the same behavior as the empty array, which specifies that there are no relevant interactions for this element.
var accessibilityDropPointDescriptors : [UIAccessibilityLocationDescriptor]?