Enum Flutter

An enum is a data type that contains fixed set of constants . An enum is just like a class , with a fixed set of instances known at compile time. Advantages of enum: enum improves type safety at compile-time checking to avoid errors at run-time.

In Swift, an enum (short for enumeration) is a user-defined data type that has a fixed set of related values . We use the enum keyword to create an enum. For example, enum Season { case spring, summer, autumn, winter } Here, Season – name of the enum.

An enum type is a special data type that enables for a variable to be a set of predefined constants . The variable must be equal to one of the values that have been predefined for it. Common examples include compass directions (values of NORTH, SOUTH, EAST, and WEST) and the days of the week.