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C++ Enumeration

Enum in C++ is a data type that contains fixed set of constants.

It can be used for days of the week (SUNDAY, MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY and SATURDAY) , directions (NORTH, SOUTH, EAST and WEST) etc. The C++ enum constants are static and final implicitly.

C++ Enums can be thought of as classes that have fixed set of constants.


Points to remember for C++ Enum

  • enum improves type safety
  • enum can be easily used in switch
  • enum can be traversed
  • enum can have fields, constructors and methods
  • enum may implement many interfaces but cannot extend any class because it internally extends Enum class

C++ Enumeration Example

Let's see the simple example of enum data type used in C++ program.

Output:

Day: 5




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