retainWhere method
- bool test(
- E element
inherited
This operation is not supported by an unmodifiable set.
Implementation
void retainWhere(bool test(E element)) => _throwUnmodifiable();© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-collection/UnmodifiableSetView/retainWhere.html