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listbox

代碼:

<script  runat="server">

Sub submit(Sender As Object,e As EventArgs)

mess.Text="You selected " & drop1.SelectedItem.Text

End Sub

</script>

 

<!DOCTYPE html>

<html>

<body>

 

<form runat="server">

<asp:ListBox id="drop1" rows="3" runat="server">

<asp:ListItem selected="true">Item 1</asp:ListItem>

<asp:ListItem>Item 2</asp:ListItem>

<asp:ListItem>Item 3</asp:ListItem>

<asp:ListItem>Item 4</asp:ListItem>

<asp:ListItem>Item 5</asp:ListItem>

<asp:ListItem>Item 6</asp:ListItem>

</asp:ListBox>

<asp:Button Text="Submit" OnClick="submit" runat="server" />

<p><asp:label id="mess" runat="server" /></p>

</form>

 

</body>

</html>

結(jié)果:

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