datasetopera.aspx

来自「ASP.net动画教程」· ASPX 代码 · 共 71 行

ASPX
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<% @ Page Language="C#" %>
<% @ Import Namespace="System.Data" %>
<% @ Import Namespace="System.Data.OleDb" %>
<Script Language="C#" Runat="Server">
public void Page_Load(Object src,EventArgs e)
{
	//连接语句
	string MyConnString = "Provider=Microsoft.Jet.OLEDB.4.0; Data Source="+Server.MapPath(".")+"..\\DataBase\\db1.mdb;";
	string strSel = "select * from Score";
	DataSet ds = new DataSet();

	OleDbConnection MyConn = new OleDbConnection(MyConnString);
	OleDbDataAdapter MyAdapter = new OleDbDataAdapter(strSel,MyConn);
	OleDbCommandBuilder custCB = new OleDbCommandBuilder(MyAdapter);

	MyAdapter.Fill(ds,"Score");

	Orign.DataSource = ds;
	Orign.DataMember = "Score";
	Orign.DataBind();

	//插入新的一行
	DataRow dr = ds.Tables["Score"].NewRow();
	dr["Name"]		= "比尔";
	dr["Class"]		= "201";
	dr["Chinese"]	= 0;
	dr["Math"]		= 100;
	dr["English"]	= 90;
	dr["Physics"]	= 90;
	dr["History"]	= 60;
	ds.Tables["Score"].Rows.Add(dr);

	//更新第二行
	dr = ds.Tables["Score"].Rows[1];
	dr["Chinese"]	= 100;
	dr["Math"]		= 100;
	dr["English"]	= 90;
	dr["Physics"]	= 90;
	dr["History"]	= 100;

	//删除第三行
	ds.Tables["Score"].Rows[2].Delete();

	MyAdapter.Update(ds,"Score");

	New.DataSource = ds;
	New.DataMember = "Score";
	New.DataBind();
}
</script>
<html>
<head>
<title></title>
</head>
<body>
<form runat="server">
<b>演示DataSet各项操作</b><br>
操作前:
<asp:DataGrid id="Orign" runat="server"
HeaderStyle-BackColor="#aaaadd"
AlternatingItemStyle-BackColor="#eeeeee"
/>
操作后:
<asp:DataGrid id="New" runat="server"
HeaderStyle-BackColor="#aaaadd"
AlternatingItemStyle-BackColor="#eeeeee"
/>
</form>
</body>
</html>

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