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Ajax实现在textbox中输入内容，动态从数据库中模糊查询显示到下拉框中

2007-03-19 22:58 811 查看

<HTML>
<HEAD>
<title>WebForm1</title>
</HEAD>
<body>
<form id="Form1" method="post" runat="server">
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
<br>
<asp:DropDownList ID="DropDownList1" runat="server" Width="192px" style="display:none"></asp:DropDownList>
</form>
</body>
</HTML>
2.cs代码

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.SqlClient;
namespace ajaxselect
CREATE TABLE [dbo].[city](
[id] [int] NOT NULL,
[cityID] [nvarchar](6) COLLATE Chinese_PRC_CI_AS NULL,
[city] [nvarchar](50) COLLATE Chinese_PRC_CI_AS NULL,
[father] [nvarchar](6) COLLATE Chinese_PRC_CI_AS NULL,
CONSTRAINT [PK_city] PRIMARY KEY CLUSTERED
(
[id] ASC
)WITH (IGNORE_DUP_KEY = OFF) ON [PRIMARY]
) ON [PRIMARY]

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