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  • ASP.NET 嵌套Repeater

    以下是引用片段:
      -----
    Nestedrepeater.aspx
    <%@ Page language="c#" Codebehind="NestedRepeater.aspx.cs" AutoEventWireup="false" Inherits="NestedRepeater.NestedRepeater" %>
                <%@ Import Namespace="System.Data" %>
                <html>
                <body>
                <form runat=server>
                <!-- start parent repeater -->
                <asp:repeater id="parentRepeater" runat="server">
                <itemtemplate>
                <b><%# DataBinder.Eval(Container.DataItem,"au_id") %></b><br>
                <!-- start child repeater -->
                <asp:repeater id="childRepeater" datasource='<%# ((DataRowView)Container.DataItem)
                .Row.GetChildRows("myrelation") %>' runat="server">
                <itemtemplate>
                <%# DataBinder.Eval(Container.DataItem, "[\"title_id\"]")%><br>
                </itemtemplate>
                </asp:repeater>
                <!-- end child repeater -->
                </itemtemplate>
                </asp:repeater>
                <!-- end parent repeater -->
                </form>
                </body>
                </html>
                

    Nestedrepeater.aspx.cs

    using System;
                using System.Data;
                using System.Data.SqlClient;
                using System.Web;
                using System.Web.SessionState;
                using System.Web.UI;
                using System.Web.UI.WebControls;
                namespace NestedRepeater
                {
                public class NestedRepeater : System.Web.UI.Page
                {
                protected System.Web.UI.WebControls.Repeater parentRepeater;
                public NestedRepeater()
                {
                Page.Init += new System.EventHandler(Page_Init);
                }
                public void Page_Load(object sender, EventArgs e)
                {
                //Create the connection and DataAdapter for the Authors table.
                SqlConnection cnn = new SqlConnection("server=(local);database=pubs; Integrated Security=SSPI ;");
                SqlDataAdapter cmd1 = new SqlDataAdapter("select * from authors",cnn);
                //Create and fill the DataSet.
                DataSet ds = new DataSet();
                cmd1.Fill(ds,"authors");
                //Create a second DataAdapter for the Titles table.
                SqlDataAdapter cmd2 = new SqlDataAdapter("select * from titleauthor",cnn);
                cmd2.Fill(ds,"titles");
                //Create the relation bewtween the Authors and Titles tables.
                ds.Relations.Add("myrelation",
                ds.Tables["authors"].Columns["au_id"],
                ds.Tables["titles"].Columns["au_id"]);
                //Bind the Authors table to the parent Repeater control, and call DataBind.
                parentRepeater.DataSource = ds.Tables["authors"];
                Page.DataBind();
                //Close the connection.
                cnn.Close();
                }
                private void Page_Init(object sender, EventArgs e)
                {
                InitializeComponent();
                }
                private void InitializeComponent()
                {
                this.Load += new System.EventHandler(this.Page_Load);
                }
                }
                }
                
                      
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  • 原文地址:https://www.cnblogs.com/Caesar/p/1026884.html
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