Call Page.Validate to validate groups : Validate « Page Lifecycle « ASP.NET Tutorial






  1. ASP.NET Tutorial
  2. Page Lifecycle
  3. Validate
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="ValidationGroups" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:Panel Height="112px" 
                   ID="Panel1" 
                   runat="server" 
                   Width="151px">
            <asp:TextBox ID="TextBox1" 
                         runat="server" 
                         ValidationGroup="Group1">
            </asp:TextBox>
            <asp:RequiredFieldValidator ErrorMessage="*Required" 
                                        ID="RequiredFieldValidator1"
                                        runat="server" 
                                        ValidationGroup="Group1" 
                                        ControlToValidate="TextBox1">
            </asp:RequiredFieldValidator>
            <asp:Button ID="Button1" 
                        runat="server" 
                        Text="Validate Group1" 
                        ValidationGroup="Group1"/>
            </asp:Panel>
            &nbsp;<br />
            <asp:Panel Height="94px" ID="Panel2" runat="server" Width="125px" BorderWidth="2px">
            <asp:TextBox ID="TextBox2" runat="server" ValidationGroup="Group2"></asp:TextBox>
            <asp:RequiredFieldValidator ErrorMessage="*Required" 
                                        ID="RequiredFieldValidator2"
                                        runat="server" 
                                        ValidationGroup="Group2" 
                                        ControlToValidate="TextBox2">
            </asp:RequiredFieldValidator>
            <asp:Button ID="Button2" 
                        runat="server" 
                        Text="Validate Group2" 
                        ValidationGroup="Group2"/>
            </asp:Panel>
            <br />
            <br />
            <asp:Button ID="cmdValidateAll" 
                        OnClick="cmdValidateAll_Click" 
                        runat="server" 
                        Text="Validate Default" /><br />
            <br />
            <asp:Label EnableViewState="False" ID="Label1" runat="server"></asp:Label>
    
    </div>
    </form>
</body>
</html>

File: Default.aspx.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class ValidationGroups : System.Web.UI.Page
{

  protected void cmdValidateAll_Click(object sender, EventArgs e)
  {
    Label1.Text = "Valid: " + Page.IsValid.ToString();
    Page.Validate("Group1");
    Label1.Text += "<br />Group1 Valid: " + Page.IsValid.ToString();
    Page.Validate("Group2");
    Label1.Text += "<br />Group2 Valid: " + Page.IsValid.ToString();
  }
}








5.20.Validate
5.20.1.Call Page.Validate to validate groups