Returns a new set with the elements that are either in this set or in the given sequence, but not in both.
- Xcode 10.2+
- Swift Standard Library
A sequence of elements.
othermust be finite.
A new set.
In the following example, the
either set is made up of the elements of the
neighbors sets that are not in both
neighbors. In particular, the names
"Eric" do not appear in