oledbparameterselect.aspx
来自「asp.net技术内幕的书配源码」· ASPX 代码 · 共 64 行
ASPX
64 行
<%@ Page Language="C#"%>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>
<script runat=server>
void Button_Click( object s, EventArgs e ) {
OleDbConnection conAuthors;
string strSelect;
OleDbCommand cmdSelect;
conAuthors = new OleDbConnection( "PROVIDER=Microsoft.Jet.OLEDB.4.0;DATA Source=c:\\Authors.mdb" );
strSelect = "Select phone From Authors Where au_fname=? And au_lname=?";
cmdSelect = new OleDbCommand( strSelect, conAuthors );
cmdSelect.Parameters.Add( "@firstname", txtFirstname.Text );
cmdSelect.Parameters.Add( "@lastname", txtLastname.Text );
conAuthors.Open();
lblPhone.Text = String.Format("{0}", cmdSelect.ExecuteScalar());
conAuthors.Close();
}
</Script>
<html>
<head><title>OleDbParameterSelect.aspx</title></head>
<body>
<form Runat="Server">
<h2>Author Phone Lookup</h2>
<b>First Name:</b>
<br>
<asp:TextBox
ID="txtFirstname"
Runat="Server" />
<p>
<b>Last Name:</b>
<br>
<asp:TextBox
ID="txtLastname"
Runat="Server" />
<p>
<asp:Button
Text="Lookup!"
OnClick="Button_Click"
Runat="Server" />
<p>
<b>Phone:</b>
<asp:Label
ID="lblPhone"
EnableViewState="False"
Runat="Server" />
</form>
</body>
</html>
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