C#-get/set和方法重载

来源:互联网 发布:黄岩法院淘宝拍卖网 编辑:程序博客网 时间:2024/05/21 21:43
/*属性的应用。*/using System;using System.Collections.Generic;using System.Collections;using System.Linq;using System.Text;namespace ConsoleApplication2{    class Program    {        static void Main(string[] args)        {            CircleArea cl=new CircleArea();            cl.Radius = double.Parse(Console.ReadLine());            Console.WriteLine(cl.GetArea());            Console.ReadKey();        }    }    class CircleArea{        private double radius;        const double PI=3.14;        public double Radius{            get{return radius;}            set{                if(value >0)                    radius=value;                else                    Console.WriteLine("overflow error!");            }        }        public double GetArea(){            return PI*radius*radius;        }    }}


/* 编写一个名为MyClass的类,在该类中编写一个方法,名称为CountChar,返回值为整型,参数有两个,第一个参数可以是字符串、整数、单精度、双精度,第二个参数为字符,方法功能返回第二个参数在第一个参数中出现的次数。例如:,CountChar("6221982",'2')返回值为3。*/using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace ConsoleApplication2{    class Program    {        static void Main(string[] args)        {            Console.WriteLine("出现次数为:{0}",MyClass.CountChar("6221982", '2'));            Console.WriteLine("出现次数为:{0}", MyClass.CountChar(629.2223, '2'));            Console.WriteLine("出现次数为:{0}", MyClass.CountChar(45652332, '2'));            Console.WriteLine("出现次数为:{0}", MyClass.CountChar("6221982", '2'));            Console.ReadKey();        }            }    class MyClass    {        public static int CountChar(string s, char c)        {            int count = 0;            char[] a = s.ToCharArray();            for (int i = 0; i < a.Length; i++)            {                if (a[i] == c)                    count++;            }            return count;        }        public static int CountChar(float s, char c)        {            int count = 0;            char[] a = s.ToString().ToCharArray();            for (int i = 0; i < a.Length; i++)            {                if (a[i] == c)                    count++;            }            return count;        }        public static int CountChar(int s, char c)        {            int count = 0;            char[] a = s.ToString().ToCharArray();            for (int i = 0; i < a.Length; i++)            {                if (a[i] == c)                    count++;            }            return count;        }        public static int CountChar(double s, char c)        {            int count = 0;            char[] a = s.ToString().ToCharArray();            for (int i = 0; i < a.Length; i++)            {                if (a[i] == c)                    count++;            }            return count;        }    }}

运行结果:


注意:

如果派生类与基类有相同的名称或签名的成员,那么在派生类中就隐藏了基类成员。如果派生类是有意隐藏基类成员,可在派生类成员声明中加new修饰符。

0 0
原创粉丝点击