asp.net4.5 practice ~ test3-5

Console program

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace test3_5
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("1.苹果");
            Console.WriteLine("2.香蕉");
            Console.WriteLine("3.水蜜桃");
            Console.WriteLine("请选择一种水果");

            string str = Console.ReadLine();  //可以用var声明局部变量
            int i = Int32.Parse(str);

            switch (i)
            { 
                case 1:
                    Console.WriteLine("你选择了苹果");
                    break;
                case 2:
                    Console.WriteLine("你选择了香蕉");
                    break;
                case 3:
                    Console.WriteLine("你选择了水蜜桃");
                    break;
                default:
                    Console.WriteLine("输入不正确");
                    break;
            }
        }
    }
}