When should you create an enum?

They help developers define a small set of predefined set of values that will be used across the logics they develop. In Dart language, which is used for developing for Flutter, Enums have limited functionality.

Enums are lists of constants. When you need a predefined list of values which do represent some kind of numeric or textual data , you should use an enum. You should always use enums when a variable (especially a method parameter) can only take one out of a small set of possible values.

In visual basic, Enum is a keyword and it is useful to declare an enumeration . In visual basic, the enumeration is a type and that will contain a set of named constants as a list. By using enumeration, we can group constants that are logically related to each other.