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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="Default" %>
<!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>Default</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Label ID="Label2"
runat="server"
Text="The Following Field Must Be a Date and Earlier than Today"></asp:Label><br />
<asp:TextBox ID="TextBox2" runat="server"></asp:TextBox>
<asp:CompareValidator ID="CompareValidator1"
runat="server"
ControlToValidate="TextBox2"
ErrorMessage="TextBox2 Must Be a Date and Earlier than Today"
Operator="LessThan"
SetFocusOnError="True"
Type="Date">*</asp:CompareValidator><br />
<br /><br /><br /><br /><br />
The Following Fields Must Contain a Early Date and a Later Date<br />
<asp:TextBox ID="TextBox5" runat="server"></asp:TextBox>
<asp:Label ID="Label5" runat="server" Text="through"></asp:Label>
<asp:TextBox ID="TextBox6" runat="server"></asp:TextBox>
<asp:CompareValidator ID="CompareValidator2"
runat="server"
ControlToCompare="TextBox6"
ControlToValidate="TextBox5"
ErrorMessage="TextBox5 Must be Earlier Than TextBox6"
Operator="GreaterThan"
Type="Date">*</asp:CompareValidator><br />
<asp:Button ID="Button1"
runat="server"
OnClick="Button1_Click"
Text="Submit" />
<asp:Button ID="Button2"
runat="server"
CausesValidation="False"
Text="Cancel - Will Not Validate!" />
<asp:Button ID="Button3"
runat="server"
Text="Validate DropDownList1 Only"
ValidationGroup="DDL" /><br />
<asp:ValidationSummary ID="ValidationSummary1" runat="server" ShowMessageBox="True" />
<asp:ValidationSummary ID="ValidationSummary2"
runat="server"
ShowMessageBox="True"
ValidationGroup="DDL" />
</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 Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
this.CompareValidator1.ValueToCompare = DateTime.Today.ToShortDateString();
}
protected void Button1_Click(object sender, EventArgs e)
{
this.Validate(string.Empty);
if (this.IsValid==false)
{
// Do something...
}
}
}
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