Advanced Usage of Enum Classes
Learn to define enum classes with primary constructors, immutable values, and abstract methods.
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Enum classes with primary constructors
In Kotlin, each enum value can hold a state. It is possible to define a primary constructor for an enum class, and then each value needs to specify its data next to its name.
Tip: It is a best practice that enum values should always be immutable. Therefore, their state should never change.
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