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<%@ Page Language=VB Debug=true %>
<HTML>
<HEAD>
<TITLE>Validating a Phone Number with a RegularExpressionValidator Control</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Please enter your phone number:<BR>
<asp:textbox
id="txtPhoneNumber"
runat=server
/>
<asp:regularexpressionvalidator
id="regZipCode"
controltovalidate="txtPhoneNumber"
validationexpression="\(\d{3}\) \d{3}\-\d{4}"
display="Dynamic"
font-name="Arial"
font-size="11"
runat=server
>
You must enter a phone number in the form of (999) 999-9999.
</asp:regularexpressionvalidator>
<BR><BR>
<asp:button
id="butOK"
text="OK"
type="Submit"
runat="server"
/>
</form>
</BODY>
</HTML>
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