c++ 枚举简单举例

#include <iostream>
enum  Enumeration{
 VAL1,
 VAL2,
 VAL3=100,
 VAL4
};

int main()
{
    using namespace std;
    cout << "HelloWorld\n";
    cout << VAL1 << endl;
    cout << VAL4 << endl;
    cout << "\n";
    return 0;
}

输出：

HelloWorld
0
101