• WebForm数据绑定


    Users表

    using System;
    using System.Collections.Generic;
    using System.Data.SqlClient;
    using System.Linq;
    using System.Web;
    
    /// <summary>
    /// Users 的摘要说明
    /// </summary>
    public class Users
    {
        public Users()
        {
    
        }
        public int Ids { get; set; }
        public string Ucode { get; set; }
        public string UserName { get; set; }
        public string password { get; set; }
        public string NickName { get; set; }
        public bool Sex { get; set; }
        public string Sexstr
        {
            get
            {
                return Sex ? "" : "";
            }
        }
        public DateTime Birthday { get; set; }
        public string Nation { get; set; }
        public string NationName
        {
            get
            {
                string s = "";
                SqlConnection conn = new SqlConnection("server=.;database=Date0504;user=sa;pwd=y920106k");
                SqlCommand cmd = conn.CreateCommand();
                cmd.CommandText = "select * from UserNation where NationCode=@a";
                cmd.Parameters.Add("@a",Nation);
                conn.Open();
                SqlDataReader dr = cmd.ExecuteReader();
                if (dr.Read())
                {
                    s = dr["NationName"].ToString();
                }
                conn.Close();
                return s;
            }
    
        }

    UsersData

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Data.SqlClient;
    
    /// <summary>
    /// UsersData 的摘要说明
    /// </summary>
    public class UsersData
    {
        SqlConnection conn;
        SqlCommand cmd;
        public UsersData()
        {
            conn = new SqlConnection("server=.;database=Date0504;user=sa;pwd=y920106k");
            cmd = conn.CreateCommand();
        }
        public List<Users >SelectAll()
        {
            List<Users> ulist = new List<Users>();
            cmd.CommandText = "select * from Users";
            conn.Open();
            SqlDataReader dr = cmd.ExecuteReader();
            while (dr.Read())
            {
                Users u = new Users();
                u.Ids = Convert.ToInt32(dr["Ids"]);
                u.Ucode = dr["Ucode"].ToString();
                u.UserName = dr["UserName"].ToString();
                u.password = dr["PassWord"].ToString();
                u.NickName = dr["NickName"].ToString();
                u.Sex = Convert.ToBoolean(dr["Sex"]);
                u.Birthday = Convert.ToDateTime(dr["Birthday"]);
                u.Nation = dr["Nation"].ToString();
                ulist.Add(u);
            }
            conn.Close();
            return ulist;
        }
    }

    Default

    <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>
    
    <!DOCTYPE html>
    
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title></title>
    </head>
    <body>
        <form id="form1" runat="server">
            <div>
    
                <table>
                    <%--创建一个表格--%>
                    <thead>
                        <%--表格的表头--%>
                        <tr>
                            <%--每一列的列名--%>
                            <td>Ids</td>
                            <td>编号</td>
                            <td>用户民</td>
                            <td>密码</td>
                            <td>昵称</td>
                            <td>性别</td>
                            <td>生日</td>
                            <td>民族</td>
                        </tr>
                    </thead>
                    <tbody> <%--表格的主体--%>
                       
                        <asp:Repeater ID="Repeater1" runat="server"><%--循环数据--%>
                            <ItemTemplate>
                                <tr>
                                    <%--括号内为属性名--%>
                                    <td><%#Eval("Ids") %></td>
                                    <td><%#Eval("Ucode") %></td>
                                    <td><%#Eval("UserName") %></td>
                                    <td><%#Eval("Password") %></td>
                                    <td><%#Eval("NickName") %></td>
                                    <td><%#Eval("Sexstr") %></td><%--属性扩展的性别--%>
                                    <td><%#Eval("Birthday","{0:yyyy年MM月dd日}") %></td><%--中括号内的0代表前面的数据看找后面的展示--%>
                                    <td><%#Eval("NationName") %></td>
                                </tr>
                            </ItemTemplate>
                        </asp:Repeater>
    
    
                    </tbody>
    
    
                </table>
            </div>
        </form>
    </body>
    </html>

    Default右键查看代码

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;
    
    public partial class _Default : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            Repeater1.DataSource = new UsersData().SelectAll();//指定数据源
            Repeater1.DataBind();//绑定数据源
        }
    }
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  • 原文地址:https://www.cnblogs.com/skyhorseyk/p/7296013.html
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