Answers for "how to use enum class c++"

c++ enum

enum Color { red, green, blue };
Color r = red;
switch(r)
{
    case red  : std::cout << "redn";   break;
    case green: std::cout << "greenn"; break;
    case blue : std::cout << "bluen";  break;
}

enum c++

enum season 
{   spring = 0, 
    summer = 4, 
    autumn = 8,
    winter = 12
};