weak_map 4.1.2
weak_map: ^4.1.2 copied to clipboard
WeakMap is a map whose keys are weakly held, to attach data to objects without keeping them alive. Cache functions for memoization over immutable state.
Use this package as a library
Depend on it
Run this command:
With Dart:
$ dart pub add weak_mapWith Flutter:
$ flutter pub add weak_mapThis will add a line like this to your package's pubspec.yaml (and run an implicit dart pub get):
dependencies:
weak_map: ^4.1.2Alternatively, your editor might support dart pub get or flutter pub get. Check the docs for your editor to learn more.
Import it
Now in your Dart code, you can use:
import 'package:weak_map/weak_map.dart';