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<%@ Page Language="VB" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Sub Page_Load()
if Not Page.IsPostBack Then
Dim items As New ArrayList()
items.Add("A")
items.Add("B")
DropDownList1.DataSource = items
DropDownList1.DataBind()
End If
End Sub
Sub Button1_Click(ByVal sender As Object, ByVal e As EventArgs)
Label1.Text = DropDownList1.SelectedItem.Text
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Show IsPostBack</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:DropDownList
id="DropDownList1"
Runat="server" />
<asp:Button
id="Button1"
Text="Select"
OnClick="Button1_Click"
Runat="server" />
<br /><br />
You selected:
<asp:Label
id="Label1"
Runat="server" />
</div>
</form>
</body>
</html>
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