<asp:Repeater ID="Repeater1" runat="server">

            <HeaderTemplate>

                <table>

                    <tr>

                        <td>选择</td>

                        <td>姓名</td>

                        <td>密码</td>

                    </tr>

            </HeaderTemplate>

            <ItemTemplate>

                <tr>

                    <td><input id="CKChance" runat="server" type="checkbox" value='<%#Eval("AdminId") %>'/></td>

                    <td><%#Eval("AdminName") %></td>

                    <td><%#Eval("AdminPwd") %></td>

                </tr>

            </ItemTemplate>

            <FooterTemplate>

                </table>

            </FooterTemplate>

        </asp:Repeater>

        <asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />

 protected void Page_Load(object sender, EventArgs e)

        {

            if(!IsPostBack)

            {

                GetDate();

            }

        }

        public void GetDate()

        {

            string ConStr = "Data Source=.;Initial Catalog=UserSystem;Integrated Security=True";

            using (SqlConnection conn = new SqlConnection(ConStr))

            {

                string sql = "SELECT * FROM ADMIN";

                //SqlCommand comm = new SqlCommand(sql.ToString(),conn);

                DataSet dt = new DataSet();

                SqlDataAdapter sda = new SqlDataAdapter(sql,conn);

                sda.Fill(dt);

                DataTable dtl = dt.Tables[];

                //dt.Tables.Add(dtl);

                this.Repeater1.DataSource = dtl;

                this.Repeater1.DataBind();

            }

        }

        protected void Button1_Click(object sender, EventArgs e)

        {

            DelInfo();

        }

        public void DelInfo()

        {

            string j=string.Empty;

            for (int i = ; i < this.Repeater1.Items.Count;i++ )

            {

                HtmlInputCheckBox cbox = (HtmlInputCheckBox)this.Repeater1.Items[i].FindControl("CKChance");

                if(cbox.Checked==true)

                {

                    j+=cbox.Value+",";

                }

            }

            j = (j + "！").Replace(",！","");

            string ConStr = "Data Source=.;Initial Catalog=UserSystem;Integrated Security=True";

            using (SqlConnection conn = new SqlConnection(ConStr))

            {

                conn.Open();

                string delsql = "DELETE FROM [Admin] WHERE AdminId in (" + j + ")";

                SqlCommand comm = new SqlCommand(delsql.ToString(), conn);

                if (comm.ExecuteNonQuery() > )

                {

                    GetDate();

                   //Response.Write("<script>alert('删除成功')</script>");

                }

                else

                {

                    //return false;

                }

            }

        }