using System;
using System.Data;
using System.Data.SqlClient
using System.Configuration;
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;

是不是需要什么类我没有写？

[[it] 本帖最后由 yanxiaolu 于 2008-5-14 23:00 编辑 [/it]]

using System;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
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 _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            SetBind();
        }
    }

这就是前面的代码，这个是留言板的代码

没有定义呀 书上什么样子我照搬下来了呀