Mega Code Archive

 
Categories / ASP.Net Tutorial / Validation
 

Use asp

<%@ Page Language="VB" %> <script runat="server">    sub Submit(Sender as Object, e as EventArgs)       if Page.IsValid then          lblMessage.Text = "You passed validation!"       end if       end sub </script> <html> <body>    <form runat="server">       <asp:Label id="lblMessage" runat="server" />       Enter your name:       <asp:TextBox id="tbFName" runat="server" /><br>       <asp:RequiredFieldValidator runat="server" ControlToValidate="tbFName" ErrorMessage="First name required"/>       <asp:Button id="tbSubmit" runat="server" Text="Submit" OnClick="Submit" />    </form> </body> </html>