lastKey method
K lastKey(Get the last key in the map. Returns null if the map is empty.
Source
K lastKey() {
if (_root == null) return null;
return _last.key;
}
© 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/SplayTreeMap/lastKey.html