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kkabdol/enumclass.cpp

Last active February 12, 2016 17:01
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strongly typed enumerations
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enumclass.cpp
enum Animals { Bear, Cat, Chicken };
//enum Birds { Eagle, Duck, Chicken }; // error!
enum class Fruits { Apple, Pear, Orange };
enum class Colours { Blue, White, Orange }; // no problem!
Colours r = Colours::Orange;
// int n = r; // error !
int n = static_cast<int>(r); // OK, n = 2
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