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/Dart 2

addAll method

void addAll (Iterable<E> elements)

Adds all elements to this Set.

Equivalent to adding each element in elements using add, but some collections may be able to optimize it.

Implementation

void addAll(Iterable<E> elements) {
  for (E element in elements) add(element);
}

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-collection/SetMixin/addAll.html