Creates a new map and adds all entries.
Returns a new Map<K, V>
where all entries of entries
have been added in iteration order.
If multiple entries
have the same key, later occurrences overwrite the earlier ones.
factory Map.fromEntries(Iterable<MapEntry<K, V>> entries) => <K, V>{}..addEntries(entries);
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.5.0/dart-core/Map/Map.fromEntries.html