Validate Zip code : RegularExpressionValidator « Validation « ASP.NET Tutorial






<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Regular Expression Tester</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    
        <asp:Label ID="Label3" 
                   runat="server" 
                   Text="The Following Field (TextBox3) Must be a US Zip Code."></asp:Label><br />
        <asp:TextBox ID="TextBox3" runat="server"></asp:TextBox>
        <asp:RegularExpressionValidator ID="RegularExpressionValidator1" 
                                        runat="server" 
                                        ControlToValidate="TextBox3"
                                        ErrorMessage="TextBox3 Must be a US Zip Code" 
                                        SetFocusOnError="True" 
                                        ValidationExpression="\d{5}(-\d{4})?">*</asp:RegularExpressionValidator><br />
    </form>
</body>
</html>








8.10.RegularExpressionValidator
8.10.1.Making sure the text-box value is an e-mail address
8.10.2.Validate phone number
8.10.3.Validate email
8.10.4.Validate URL
8.10.5.Validate Name
8.10.6.Validate Zip code