📄 ch15-04-02.aspx
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<%@ Import NameSpace="System.Data" %>
<%@ Import NameSpace="System.Data.OleDb" %>
<% Response.Expires = 0 %>
<Html>
<Head>
<Script Language="VB" Runat="Server">
' 在这里设置联机字符串的内容
Dim DSN As String
Dim tSQL As String = "Select * From UserDatas"
Sub Page_Load(Obj As Object, e As EventArgs)
DSN = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & _
Server.MapPath("/ASP/Chap14/ASP.NET网页数据库.mdb") & ";"
ShowResultSet(DSN, tSQL)
End Sub
' 用户单击“删除”按钮
Sub Button1_Click(Obj As Object, e As EventArgs)
Dim lRet As Boolean = False
tSQL = "DELETE FROM UserDatas WHERE UID="
tSQL = tSQL & Request.Form("UserID")
Dim Counts As Integer
Counts = OpCommand(DSN, tSQL)
IF Counts > 0 Then' SQL语句执行成功
Response.Redirect("Ch15-04-02.aspx")
ELSE
Show1.InnerHtml = "数据操作命令执行失败！"
END IF
End Sub
</Script>
<!-- #Include Virtual="/ASP/Chap15/ShowResultSet.inc" -->
<!-- #Include Virtual="/ASP/Chap15/OPCommand.inc" -->
</Head>
<Body>
<H2>删除用户注册信息</H2>
<Form Method="Post" Runat="Server">
登入用户编号：
<asp:TextBox ID="UserID" Runat="Server" /><BR>
<asp:Button ID="Button1" Text="删除"
OnClick="Button1_Click" Runat="Server" />
<Span ID="Show1" Runat="Server" />
</Form>
</Body>
</Html>
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