An enumeration type (or enum type) is a value type defined by a set of named constants of the underlying integral numeric type . To define an enumeration type, use the enum keyword and specify the names of enum members: C# Copy.
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Example of applying Enum on a switch statement
Read moreHow do you switch enums in Java?
Switch on Enum Using Traditional Switch and Case in Java We get the value from the enum using the constant’s name like Days. MONDAY will fetch the constant MONDAY , and it will be stored in the enum object day . We can use it to switch between cases. switch() takes in the value to switch, that is day .5 Oca 2021
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A string object that can have only one value, chosen from the list of values ‘value1’, ‘value2’, …, NULL or the special ” error value. In theory, an ENUM column can have a maximum of 65,535 distinct values ; in practice, the real maximum depends on many factors. ENUM values are represented internally as integers.
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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).5 Tem 2019
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Methods and variables in an enumeration Enumerations are similar to classes and, you can have variables, methods, and constructors within them .
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The Enum constructor can accept multiple values . Similarly, we can add any values we want to the enum, such as the proper case symbols, “He”, “Li” and “Be”, for example.2 Eyl 2021
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