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请各位帮忙看一上小弟我的AutoCompleteExtender为什么不能用

2012-12-24 
请各位大虾帮忙看一下我的AutoCompleteExtender为什么不能用%@ Page LanguageC# AutoEventWireuptru

请各位大虾帮忙看一下我的AutoCompleteExtender为什么不能用
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="AutoCompleteExtend.aspx.cs" Inherits="_Default" %>

<%@ Register Assembly="AjaxControlToolkit" Namespace="AjaxControlToolkit" TagPrefix="cc1" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>无标题页</title>
    <style type="text/css">
        .style2
        {
            height: 50px;
        }
        .style3
        {
            width: 180px;
            height: 50px;
        }
        .style4
        {
            height: 20px;
        }
        .style5
        {
            width: 180px;
            height: 20px;
        }
        .style6
        {
            height: 65px;
        }
        .style7
        {
            width: 180px;
            height: 65px;
        }
        .style8
        {
            height: 20px;
            width: 636px;
        }
        .style9
        {
            height: 50px;
            width: 636px;
        }
        .style10
        {
            height: 65px;
            width: 636px;
        }
    </style>
</head>
<body>
    <form id="form1" runat="server">
    <div runat="server">
        <table style="background-image: url('Images/index-top.jpg'); height: 135px; width: 1024px;"


            runat="server">
            <tr>
                <td class="style4">
                </td>
                <td class="style8">
                </td>
                <td class="style5">
                </td>
                <td class="style4">
                </td>
            </tr>
            <tr>
                <td class="style2">
                </td>
                <td class="style9">
                </td>
                <td class="style3">
                </td>
                <td class="style2">
                </td>
            </tr>
            <tr>
                <td class="style6">
                    &nbsp;&nbsp; &nbsp;
                </td>
                <td class="style10">
                    &nbsp; &nbsp;
                </td>
                <td class="style7">
                    &nbsp;&nbsp; &nbsp;
                   
                    <asp:ScriptManager ID="ScriptManager1" runat="server">
                    <Services><asp:ServiceReference Path="~/MyWebService.asmx" /></Services>


                    </asp:ScriptManager>
                     <asp:TextBox ID="search" runat="server" Height="16px" Width="181px"></asp:TextBox>              
                    <cc1:AutoCompleteExtender ID="search_AutoCompleteExtender" runat="server" 
                        MinimumPrefixLength="1" TargetControlID="search" 
                        ServiceMethod="GetHotSearchKeywords" ServicePath="~/MyWebService.asmx" 
                       >
                    </cc1:AutoCompleteExtender>
                    &nbsp;&nbsp;&nbsp;
                </td>
                <td class="style6">
                    &nbsp;&nbsp;&nbsp;
                    <asp:ImageButton ID="imgbtnSearch" runat="server" ImageUrl="~/Images/Search.jpg"
                        OnClick="imgbtnSearch_Click" />
                </td>
            </tr>
        </table>
    </div>
    </form>
</body>
</html>


using System;
using System.Collections;
using System.Linq;
using System.Web;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.Xml.Linq;
using MyBookShop.BLL;
/// <summary>
///MyWebService 的摘要说明
/// </summary>
[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
//若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务,请取消对下行的注释。 
[System.Web.Script.Services.ScriptService]
public class MyWebService : System.Web.Services.WebService
{

    public MyWebService()
    {

        //如果使用设计的组件,请取消注释以下行 
        //InitializeComponent(); 
    }

    [WebMethod]
    public  string[] GetHotSearchKeywords(string keyword, int displayCount)
    {


        return SearchKerwrodsManager.GetHotSearchKeywords(keyword, displayCount);
    }

}

其中GetHotSearchKeywords方法是没问题的!
[解决办法]
代码不看了

只告诉你调试ajax这类程序的技巧,你需要分开隔离调试
1.先测试后端代码是否,按你的思路给出了你期望的结果
2.然后测试前端js是否正常运行

3.使用httpdebuger一类http封包查看工具,查看中间传输和响应过程是否你期望的结果。(ps:ajax是隐藏提交滴你看不到过程,而把看不到的过程,变成看的见的过程,本来就是调试程序的基本手段)

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