<html>
<head>
<script language="VB" runat="server">
Sub ValidateBtn_Click(sender As Object, e As EventArgs)
If (Page.IsValid) Then
lblOutput.Text = "Page is Valid!"
Else
lblOutput.Text = "Some of the required fields are empty"
End If
End Sub
</script>
</head>
<body>
<h3><font face="Verdana">Simple RequiredField Validator Sample</font></h3>
<form runat="server">
<table bgcolor="#eeeeee" cellpadding=10>
<tr valign="top">
<td colspan=3>
<asp:Label ID="lblOutput" Text="Fill in the required fields below" ForeColor="red" Font-Names="Verdana" Font-Size="10" runat=server /><br>
</td>
</tr>
<tr>
<td colspan=3>
<font face=Verdana size=2><b>Credit Card Information</b></font>
</td>
</tr>
<tr>
<td align=right>
<font face=Verdana size=2>Card Type:</font>
</td>
<td>
<ASP:RadioButtonList id=RadioButtonList1 RepeatLayout="Flow" runat=server>
<asp:ListItem>MasterCard</asp:ListItem>
<asp:ListItem>Visa</asp:ListItem>
</ASP:RadioButtonList>
</td>
<td align=middle rowspan=1>
<asp:RequiredFieldValidator id="RequiredFieldValidator1"
ControlToValidate="RadioButtonList1"
Display="Static"
InitialValue="" Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td align=right>
<font face=Verdana size=2>Card Number:</font>
</td>
<td>
<ASP:TextBox id=TextBox1 runat=server />
</td>
<td>
<asp:RequiredFieldValidator id="RequiredFieldValidator2"
ControlToValidate="TextBox1"
Display="Static"
Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td align=right>
<font face=Verdana size=2>Expiration Date:</font>
</td>
<td>
<ASP:DropDownList id=DropDownList1 runat=server>
<asp:ListItem></asp:ListItem>
<asp:ListItem >06/00</asp:ListItem>
<asp:ListItem >07/00</asp:ListItem>
<asp:ListItem >08/00</asp:ListItem>
<asp:ListItem >09/00</asp:ListItem>
<asp:ListItem >10/00</asp:ListItem>
<asp:ListItem >11/00</asp:ListItem>
<asp:ListItem >01/01</asp:ListItem>
<asp:ListItem >02/01</asp:ListItem>
<asp:ListItem >03/01</asp:ListItem>
<asp:ListItem >04/01</asp:ListItem>
<asp:ListItem >05/01</asp:ListItem>
<asp:ListItem >06/01</asp:ListItem>
<asp:ListItem >07/01</asp:ListItem>
<asp:ListItem >08/01</asp:ListItem>
<asp:ListItem >09/01</asp:ListItem>
<asp:ListItem >10/01</asp:ListItem>
<asp:ListItem >11/01</asp:ListItem>
<asp:ListItem >12/01</asp:ListItem>
</ASP:DropDownList>
</td>
<td>
<asp:RequiredFieldValidator id="RequiredFieldValidator3"
ControlToValidate="DropDownList1"
Display="Static"
InitialValue="" Width="100%" runat=server>
*
</asp:RequiredFieldValidator>
</td>
<td>
</tr>
<tr>
<td></td>
<td>
<ASP:Button id=Button1 text="Validate" OnClick="ValidateBtn_Click" runat=server />
</td>
<td></td>
</tr>
</table>
</form>
</body>
</html>
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