利用TreeView控件 从数据库中动态载入数据

 
//*************************  aspx  *************************//
<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false" Inherits="TreeTest.WebForm1" %>
<%@ Register TagPrefix="iewc" Namespace="Microsoft.Web.UI.WebControls" Assembly="Microsoft.Web.UI.WebControls" %>
>
 
    

     
         AutoPostBack="True">
          >Label
          >Label
    Label
    

 

//*****************************  CS *************************//
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;
using Microsoft.Web.UI.WebControls;
namespace TreeTest
{
 ///

 /// WebForm1 的摘要说明。