What are some advantages of making enum in Java similar to a class, rather than just a collection of constants as in C/C++?
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What are some advantages of making enum in Java similar to a class, rather than just a collection of constants as in C/C++?
You get free compile time checking of valid values. Using
does not ensure
will only accept 0 or 1 as a parameter value. Using an enum, that is guaranteed. Moreover, this leads to more self documenting code, because you can use code completion to see all enum values.