C#基础-032 面向对象

 class Person    {        public string name;        public double height;        public double weight;        public int age;        public char gender;        public void Show()        {            Console.WriteLine("{0}今年{1}岁了！性别是{2},身高{3}cm，体重{4}kg",name,age,gender,height,weight);        }    }

 class Dog    {        private  string _name;        private int _age;        private char _gender;        public void ShowInformation()        {            Console.WriteLine("{0}今年{1}岁了！它的性别是：{2}",_name,_age,_gender);        }        public Dog()        {        }        public Dog(string name)        {            _name = name;        }        public Dog(string name ,int age):this(name)        {            _age = age;        }        public Dog(string name, int age,char gender) : this(name,age)        {            _gender = gender;        }        //public void SetName(string m_name):this(name)        //{        //    name = m_name;        //}        //public string GetName()        //{        //    return name;        //}        //public void SetAge(int m_age):this(name,age)        //{        //    age = m_age;        //}        //public int GetAge()        //{        //    return age;        //}        //public void SetGender(char m_gender):this(name,age,gender)        //{        //    gender = m_gender;        //}        //public char GetGender()        //{        //    return gender;        //}    }

 static void Main(string[] args)        {            //Dog dog = new Dog();//dog是实例,采用Set/Get方法得到兄弟类中的私有字段            //dog.SetName("Jake");            //dog.SetAge(3);            //dog.SetGender('公');            //dog.ShowInformation();            //Dog bigdog = dog;            //bigdog.SetName("小花");            //dog.ShowInformation();//验证了类Class是 引用类型，对象存储在栈中，是地址，而对象的值存储在堆中，堆中一个数据可以对应栈中多个地址            Dog dog1 = new Dog("小黑",2,'母');//Dog类构造方法的重载            dog1.ShowInformation();            Person p = new Person();//p是对象名，Person是类名，采用“对象名.公有字段”的格式对对象赋值            p.name = "时建";            p.age = 25;            p.gender = '男';            p.height = 168.00;            p.weight = 84;            p.Show();        }