ajax 数据库中随机读取5条数据动态在页面中刷新_AJAX相关_

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="ajaxRandomData.aspx.cs" Inherits="ajaxRandomData" %>

using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
using System.Data.SqlClient;
using System.Text;
public partial class ajaxRandomData : System.Web.UI.Page
{
string StrAction = "";
protected void Page_Load(object sender, EventArgs e)
{
StrAction=Request["action"];
if(StrAction=="randon")
{
InitData();
}
}
///

///创建人：周昕
/// 创建时间：2009-6-9
/// 方法名称：InitData
/// 方法作用：动态的生成表格并随机的生成5条数据
///

public void InitData()
{
SqlConnection mycon = new SqlConnection();
mycon.ConnectionString = ConfigurationManager.ConnectionStrings["BoBoConn"].ToString();
//随机生成数据的关键
string sql = "select top 5 *,newid() from loginuser order by newid()";
SqlDataAdapter myda = new SqlDataAdapter(sql, mycon);
DataSet myset = new DataSet();
myda.Fill(myset);
DataTable mytable = myset.Tables[0];
int n = mytable.Rows.Count;
StringBuilder str = new StringBuilder();
str.Append("");
for (int i = 0; i < n; i++)
{
string username = mytable.Rows[i]["username"].ToString();
string fullname = mytable.Rows[i]["FullName"].ToString();
string email = mytable.Rows[i]["Email"].ToString();
if (i % 2 != 0)
{
str.Append("");
str.Append("");
str.Append("");
}
else
{
str.Append("");
str.Append("");
str.Append("");
}
}
str.Append("

动态刷新用户信息
用户名	用户全名	电子油箱
" + username + "	" + fullname + "	" + email + "
" + username + "	" + fullname + "	" + email + "

");
Response.Clear();
Response.ContentType = "application/text";
Response.Write(str);
Response.End();
}
}