default5.aspx.cs

.net2.0入门源代码

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class Default5 : System.Web.UI.Page
{
    public class car
    {
        private string color;
        private string chelun;
        public string Color
        {
            get
            {
                return color;
            }
            set
            {
                color = value;
            }
        }
        public string  Chelun
        {
            get
            {
                return chelun;
            }
        }
        public string getinfo(string a, string b)
        {
            string c = "";
            switch (a)
            {
                case "#red":
                    c += "你车的颜色是红色的" + b + "个车轮";
                    break;
                case"#blace":
                    c += "你车的颜色是蓝色" + b + "个车轮";
                    break;
            }
            return c;
        }
    
    }
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
    {
        car onecar = new car();
        onecar.Color = DropDownList1.SelectedValue.ToString();
        string a = onecar.Color.ToString();
        string b = onecar.Chelun.ToString();
        string c = onecar.getinfo(a,b);
        Response.Write(c);
    }
}