sqlparameterselect.aspx
来自「asp.net技术内幕的书配源码」· ASPX 代码 · 共 61 行
ASPX
61 行
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.SqlClient" %>
<Script Runat="Server">
Sub Button_Click( s As Object, e As EventArgs )
Dim conPubs As SqlConnection
Dim strSelect As String
Dim cmdSelect As SqlCommand
conPubs = New SqlConnection( "server=localhost;UID=sa;PWD=secret;Database=Pubs" )
strSelect = "Select phone From Authors Where au_fname=@firstname And au_lname=@lastname"
cmdSelect = New SqlCommand( strSelect, conPubs )
cmdSelect.Parameters.Add( "@firstname", txtFirstname.Text )
cmdSelect.Parameters.Add( "@lastname", txtLastname.Text )
conPubs.Open()
lblPhone.Text = cmdSelect.ExecuteScalar()
conPubs.Close()
End Sub
</Script>
<html>
<head><title>SqlParameterSelect.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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