用ASP.Net编写留言本
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1、用Access建造一个数据库data.mdb，建立表Guest,结构如下:
ID 自动编号
标题 字符串
署名 字符串
正文 备注。
2、guest.aspx
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>
<html><head>
<style>
<!--
body{font-size:9pt}
p{font-size:9pt}
td{font-size:9pt}
//-->
</style>
<title>留言本</title></head>
<body>
<p align=right><font size=6>留言本</font></p>
<script language=vb runat=server>
Sub Page_Load(Source As Object, E As EventArgs)
Dim myConn As New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0 ;Data Source=" & server.mappath("data.mdb"))
Dim myAdapter As New OleDbDataAdapter
Dim myOleDbCommandBuilder As OleDbCommandBuilder = New OleDbCommandBuilder(myAdapter)
Dim DS As DataSet = New DataSet
myAdapter.SelectCommand = new OleDbCommand("select ID, 标题, 署名 from Guest order by id desc", myconn)
myconn.open()
myAdapter.Fill(ds, "Guest")
ml.DataSource=ds.Tables("Guest").DefaultView
ml.DataBind()
end sub
</script>
<ASP:DataGrid id="ml" runat="server"
Width="100%"
BorderColor="black"
ShowFooter="false"
CellPadding=3
CellSpacing="0"
Font-Name="宋体"
Font-Size="9pt"
HeaderStyle-BackColor="#ddaacc"
EnableViewState="false"
>
<Columns>
<asp:HyperLinkColumn
DataNavigateUrlField="id"
DataNavigateUrlFormatString="see.asp？id={0}"
text="See!"
Target="_new"
/>
</Columns>
</asp:DataGrid>
<br><br><font size=5>我要留言</font><br>
<form method=post action=send.aspx>
标题:<input type=text name=title><br>
署名:<input type=text name=name><br>
内容:<textarea name=body></textarea><br>
<input type=submit>
</form>
3、send.aspx
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>
<script language=vb runat=server>
Sub Page_Load(Source As Object, E As EventArgs)
Dim myConn As New OleDbConnection("Provider=Microso12下一页
ID 自动编号
标题 字符串
署名 字符串
正文 备注。
2、guest.aspx
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>
<html><head>
<style>
<!--
body{font-size:9pt}
p{font-size:9pt}
td{font-size:9pt}
//-->
</style>
<title>留言本</title></head>
<body>
<p align=right><font size=6>留言本</font></p>
<script language=vb runat=server>
Sub Page_Load(Source As Object, E As EventArgs)
Dim myConn As New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0 ;Data Source=" & server.mappath("data.mdb"))
Dim myAdapter As New OleDbDataAdapter
Dim myOleDbCommandBuilder As OleDbCommandBuilder = New OleDbCommandBuilder(myAdapter)
Dim DS As DataSet = New DataSet
myAdapter.SelectCommand = new OleDbCommand("select ID, 标题, 署名 from Guest order by id desc", myconn)
myconn.open()
myAdapter.Fill(ds, "Guest")
ml.DataSource=ds.Tables("Guest").DefaultView
ml.DataBind()
end sub
</script>
<ASP:DataGrid id="ml" runat="server"
Width="100%"
BorderColor="black"
ShowFooter="false"
CellPadding=3
CellSpacing="0"
Font-Name="宋体"
Font-Size="9pt"
HeaderStyle-BackColor="#ddaacc"
EnableViewState="false"
>
<Columns>
<asp:HyperLinkColumn
DataNavigateUrlField="id"
DataNavigateUrlFormatString="see.asp？id={0}"
text="See!"
Target="_new"
/>
</Columns>
</asp:DataGrid>
<br><br><font size=5>我要留言</font><br>
<form method=post action=send.aspx>
标题:<input type=text name=title><br>
署名:<input type=text name=name><br>
内容:<textarea name=body></textarea><br>
<input type=submit>
</form>
3、send.aspx
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>
<script language=vb runat=server>
Sub Page_Load(Source As Object, E As EventArgs)
Dim myConn As New OleDbConnection("Provider=Microso12下一页
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