containsAll method
bool containsAll(Returns whether this Set contains all the elements of other.
Source
bool containsAll(Iterable<Object> other) {
for (Object o in other) {
if (!contains(o)) return false;
}
return true;
}
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-collection/SetMixin/containsAll.html