Mega Code Archive

 
Categories / ASP.Net / Validation By Control
 

Set CompareValidator to Today

<%@ 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...     }   } }