Binding Database Data to a DropDownList Control
<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OLEDB" %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
If Not IsPostBack Then
Dim DBConn as OleDbConnection
Dim DBCommand As OleDbDataAdapter
Dim DSPageData as New DataSet
DBConn = New OleDbConnection( _
"PROVIDER=Microsoft.Jet.OLEDB.4.0;" _
& "DATA SOURCE=" _
& Server.MapPath("EmployeeDatabase.mdb;"))
DBCommand = New OleDbDataAdapter _
("Select ID, FirstName " _
& "From Employee " _
& "Order By FirstName", DBConn)
DBCommand.Fill(DSPageData, _
"Employee")
ddlEmployees.DataSource = _
DSPageData.Tables("Employee").DefaultView
ddlEmployees.DataBind()
End If
End Sub
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
lblDataSelected.Text = "Selected Text: " _
& ddlEmployees.SelectedItem.Text _
& "<BR>Selected Value: " _
& ddlEmployees.SelectedItem.Value _
& "<BR>Selected Index: " _
& ddlEmployees.SelectedIndex
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Binding Database Data to a DropDownList Control</TITLE>
</HEAD>
<Body LEFTMARGIN="40">
<form runat="server">
<BR><BR>
<asp:label
id="lblDataSelected"
runat="server"
/>
<BR><BR>
<asp:dropdownlist
id="ddlEmployees"
datatextfield="FirstName"
datavaluefield="ID"
runat="server"
/>
<BR><BR>
<asp:button
id="butOK"
text="OK"
type="Submit"
onclick="SubmitBtn_Click"
runat="server"
/>
</form>
</BODY>
</HTML>
EmployeeDatabase.zip( 10 k)Related examples in the same category