Set Minimum/Maximum Value, ErrorMessage, ControlToValidate, EnableClientScript for asp:RangeValidator (C#) : RangeValidator « Validation « ASP.NET Tutorial
- ASP.NET Tutorial
- Validation
- RangeValidator
File: Default.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="ValidationTest" %>
<!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>Validation Test</title>
</head>
<body>
<form id="form1" runat="server">
<div>
A number (1 to 10):
<asp:TextBox id="txtValidated" runat="server"></asp:TextBox>
<asp:RangeValidator id="RangeValidator"
runat="server"
ErrorMessage="This Number Is Not In The Range"
ControlToValidate="txtValidated"
MaximumValue="10"
MinimumValue="1"
Type="Integer"
EnableClientScript="False"></asp:RangeValidator>
Not validated:
<asp:TextBox id="txtNotValidated" runat="server"></asp:TextBox><br />
<asp:Button id="cmdOK"
runat="server"
Text="OK"
OnClick="cmdOK_Click"
Width="46px"></asp:Button><br />
<asp:Label id="lblMessage"
runat="server"
EnableViewState="False"
Font-Bold="True"
ForeColor="Red"></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 ValidationTest : System.Web.UI.Page
{
protected void cmdOK_Click(object sender, EventArgs e)
{
if (!Page.IsValid) return;
lblMessage.Text = "cmdOK_Click event handler executed.";
}
}