Since Enums can be any integral type ( byte , int , short , etc.) , a more robust way to get the underlying integral value of the enum would be to make use of the GetTypeCode method in conjunction with the Convert class: enum Sides { Left, Right, Top, Bottom } Sides side = Sides.
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You shouldn’t depend on the int value of an enum , only on its actual value. Enums in Java are a different kind of monster and are not like enums in C, where you depend on their integer code. Regarding the example you provided in the question, Font. PLAIN works because that’s just an integer constant of the Font class.
Read moreHow do you add a value to an enum in Java?
You cannot create an object of an enum explicitly so, you need to add a parameterized constructor to initialize the value(s) . The initialization should be done only once. Therefore, the constructor must be declared private or default. To returns the values of the constants using an instance method(getter).
Read moreCan enums have values Java?
The Java enum type provides a language-supported way to create and use constant values . By defining a finite set of values, the enum is more type safe than constant literal variables like String or int.2 Eyl 2021
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