listing1402.aspx

来自「asp入门到精通的源代码」· ASPX 代码 · 共 57 行

ASPX

57 行

<%@ Page Language="VB" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OleDb" %>

<script runat="server">
   'declare connection
   dim Conn as new OleDbConnection("Provider=" & _
            "Microsoft.Jet.OLEDB.4.0;" & _
            "Data Source=H:\ASPNET\data\banking.mdb")
   
   sub GetData(obj as Object, e as EventArgs) 
      dim objCmd as OleDbCommand = new OleDbCommand _
         ("select * from tblUsers where UserID = @ID", Conn)
      dim objReader as OleDbDataReader
      
      dim objParam as OleDbParameter
      objParam = objCmd.Parameters.Add("@ID", OleDbType.Integer)
      objParam.Direction = ParameterDirection.Input
      objParam.Value = tbID.Text
           
      try
         objCmd.Connection.Open()
         objReader = objCmd.ExecuteReader
      catch ex as OleDbException
         Label1.Text = "Error retrieving from the database."
      end try
       
      DataGrid1.DataSource = objReader
      DataGrid1.DataBind()
       
      objReader.Close
      objCmd.Connection.Close()
   end sub
</script>

<html><body>
   <form runat="server">
      <asp:Label id="Label1" runat="server"
         maintainstate=false /><br>
      Enter an ID: <asp:TextBox id="tbID" runat="server"
         AutoPostBack=True
         OnTextChanged=GetData /><p>
      <asp:DataGrid id="DataGrid1" runat="server" 
         BorderColor="black" 
         GridLines="Vertical" 
         cellpadding="4" 
         cellspacing="0" 
         width="100%"
         Font-Name="Arial" 
         Font-Size="8pt" 
         HeaderStyle-BackColor="#cccc99"
         ItemStyle-BackColor="#ffffff"
         AlternatingItemStyle-Backcolor="#cccccc"
         AutoGenerateColumns="true" />
   </form>
</body></html>

listing1402.aspx - 源码说明

本页面展示了「asp入门到精通的源代码」中的 listing1402.aspx 源码文件，采用 ASPX 编程语言编写，共 57 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。

虫虫下载站收录了大量与asp相关的技术资源，包括源代码、技术文档、电路图等，是电子工程师和嵌入式开发者的专业学习平台。

⌨️ 快捷键说明

复制代码Ctrl + C

搜索代码Ctrl + F

全屏模式F11

增大字号Ctrl + =

减小字号Ctrl + -

显示快捷键?