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;
}