We can extend the enum in two orthogonal directions : we can add new methods (or computed properties), or we can add new cases. Adding new methods won’t break existing code. Adding a new case, however, will break any switch statement that doesn’t have a default case.
Read moreWhat are the extension methods in Dart?
Extension methods, introduced in Dart 2.7, are a way to add functionality to existing libraries . You might use extension methods without even knowing it. For example, when you use code completion in an IDE, it suggests extension methods alongside regular methods.
Read moreCan enum implement interface in Dart?
Enums are still restricted, you cannot implement the interface other than by creating an enum .
Read moreWhat is enumeration in flutter?
Overview. An enumeration in Dart is a set of symbolic names (members) bound to unique, constant values . Within an enumeration, the members can be compared by identity, and the enumeration itself can be iterated over. An enumeration can be declared by using the enum keyword: enum Aniaml {dog, cat, chicken, dragon}18 Tem 2021
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