C#超基础：属性

        private int age=18;
        private string name="Klento";
        private string hobby="drving";

		        public int Age
        {
            get { return age; }
            set
            {
                if (value > 0 && value < 100)
                {
                    age = value;
                }
                else
                {
                    age = 18;
                }
            }
        }
        public string Name
        {
            get { return name; }
        }
        public string Hobby
        {
            get { return hobby; }
            set
            {
                hobby = value;
            } 

通过接口限制用户对数据的更改