Mega Code Archive
Using a RegularExpressionValidator Control to Test a Zip Code with validationexpression (VB net)
<![CDATA[
<%@ Page Language=VB Debug=true %>
<HTML>
<HEAD>
<TITLE>Using a RegularExpressionValidator Control to Test a Zip Code</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Please enter a 5-digit Zip Code:<BR>
<asp:textbox
id="txtZipCode"
runat=server
/>
<asp:regularexpressionvalidator
id="regZipCode"
controltovalidate="txtZipCode"
validationexpression="^\d{5}$"
display="Dynamic"
font-name="Arial"
font-size="11"
runat=server
>
Zip code must be a number in the form of 12345.
</asp:regularexpressionvalidator>
<BR><BR>
<asp:button
id="butOK"
text="OK"
type="Submit"
runat="server"
/>
</form>
</BODY>
</HTML>
]]>