- Enumeration (Enum) in Java was introduced in JDK 1.5.
- Most of the other programming languages like C, C++, etc also provide support for enumerations.
- Enum is a keyword, a feature which is used to represent a fixed number of well-known values in Java, For example, number of days in a week.
- Enum constants are implicitly static and final and you can not change their value once created. In short, enumeration is a list of named constants.
- Enum in Java provides type-safety and can be used inside switch statements like int variables.
