Mega Code Archive
A validation group enables you to group related form fields together
<![CDATA[
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void btnLogin_Click(Object sender, EventArgs e)
{
if (Page.IsValid)
lblLoginResult.Text = "Log in successful!";
}
void btnRegister_Click(Object sender, EventArgs e)
{
if (Page.IsValid)
lblRegisterResult.Text = "Registration successful!";
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Show Validation Groups</title>
</head>
<body>
<form id="form1" runat="server">
<div class="column">
<fieldset>
<legend>Login</legend>
<asp:Label
id="lblUserName"
Text="User Name:"
AssociatedControlID="txtUserName"
Runat="server" />
<br />
<asp:TextBox
id="txtUserName"
Runat="server" />
<asp:RequiredFieldValidator
id="reqUserName"
ControlToValidate="txtUserName"
Text="(Required)"
ValidationGroup="LoginGroup"
Runat="server" />
<br /><br />
<asp:Label
id="lblPassword"
Text="Password:"
AssociatedControlID="txtPassword"
Runat="server" />
<br />
<asp:TextBox
id="txtPassword"
TextMode="Password"
Runat="server" />
<asp:RequiredFieldValidator
id="reqPassword"
ControlToValidate="txtPassword"
Text="(Required)"
ValidationGroup="LoginGroup"
Runat="server" />
<asp:Button
id="btnLogin"
Text="Login"
ValidationGroup="LoginGroup"
Runat="server" OnClick="btnLogin_Click" />
</fieldset>
<asp:Label
id="lblLoginResult"
Runat="server" />
</div>
<div class="column">
<fieldset>
<legend>Register</legend>
<asp:Label
id="lblFirstName"
Text="First Name:"
AssociatedControlID="txtFirstName"
Runat="server" />
<br />
<asp:TextBox
id="txtFirstName"
Runat="server" />
<asp:RequiredFieldValidator
id="reqFirstName"
ControlToValidate="txtFirstName"
Text="(Required)"
ValidationGroup="RegisterGroup"
Runat="server" />
<br /><br />
<asp:Label
id="lblLastName"
Text="Last Name:"
AssociatedControlID="txtLastName"
Runat="server" />
<br />
<asp:TextBox
id="txtLastName"
Runat="server" />
<asp:RequiredFieldValidator
id="reqLastName"
ControlToValidate="txtLastName"
Text="(Required)"
ValidationGroup="RegisterGroup"
Runat="server" />
<br /><br />
<asp:Button
id="btnRegister"
Text="Register"
ValidationGroup="RegisterGroup"
Runat="server" OnClick="btnRegister_Click" />
</fieldset>
<asp:Label
id="lblRegisterResult"
Runat="server" />
</div>
</form>
</body>
</html>
]]>