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利用Adapter对象将数据填充到DataTable（或DataSet）的例子

2013-09-27 18:00 369 查看

前：

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="DataAdapter对象.aspx.cs" Inherits="WebApplication1.DataAdapter对象" %>

<!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></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<table border="1" cellpadding="0" cellspacing="0">
<tr><td>编号</td><td>账号</td><td>真实姓名</td><td>年龄</td><td>
性别</td><td>手机</td><td>电话</td><td>电子邮件</td></tr>
<%
ShowData();
%>
</table>
</div>
</form>
</body>
</html>

后台CS代码：

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.SqlClient;
using System.Data;

namespace WebApplication1
{
public partial class DataAdapter对象 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{

}
public void ShowData()
{
SqlConnection connection = new SqlConnection(@"server=Rose-PC\SQLEXPRESS;Database=User;User Id=sa;password=");
SqlCommand command = new SqlCommand(" Select * from UserInfo where Sex=0",connection);
//conn.Open();
SqlDataAdapter adapter = new SqlDataAdapter(command);
/* 下面被注释掉的代码与上面的代码是等效的
SqlDataAdapter adapter = new SqlDataAdapter("Select * from UserInfo where Sex=0",connection);
*/
DataTable data = new DataTable();
adapter.Fill(data);
/*下面被注释掉的代码与上面的填充DataTable效果是等效的
DataSet ds=new DataSet();
adapter.Fill(ds,"UserInfo");
DataTable data=ds.Tables["UserInfo"]
*/
for (int i = 0; i < data.Rows.Count; i++)
{
Response.Write("<tr><td>"+data.Rows[i]
["ID"].ToString()+"</td>");
Response.Write("<td>" + data.Rows[i]
["UserName"].ToString() + "</td>");
Response.Write("<td>" + data.Rows[i]
["RealName"].ToString() + "</td>");
Response.Write("<td>" + data.Rows[i]
["Age"].ToString() + "</td>");
Response.Write("<td>" + (bool.Parse(data.Rows[i]
["Sex"].ToString())==true?"男":"女") + "</td>");
Response.Write("<td>" + data.Rows[i]
["Mobile"].ToString() + "</td>");
Response.Write("<td>" + data.Rows[i]
["Phone"].ToString() + "</td>");
Response.Write("<td>" + data.Rows[i]
["Email"].ToString() + "</td></tr>\n");
}
}
}
}

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