W3cubDocs

/Dart 2

union method

Set<E> union (Set<E> other)
override

Returns a new set which contains all the elements of this set and other.

That is, the returned set contains all the elements of this Set and all the elements of other.

Implementation

Set<E> union(Set<E> other) {
  return _clone()..addAll(other);
}

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.5.0/dart-collection/SplayTreeSet/union.html