对枚举进行字符赋值，需要进行强制类型转换之后，才能得到想要的值，如下

typedef enum data
{DIRECTION_X = 'X',DIRECTION_Y = 'Y',DIRECTION_Z = 'Z',DIRECTION_T = 'T'
}NumData;int main()
{NumData numdata = DIRECTION_Y;count <<"num is=="<<static_cast<char>(numdata )<<endl;return 0;
}