RangeValidator for number and date : RangeValidator « Validation « ASP.NET Tutorial
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<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
Enter a number between 1 and 20:<br />
<asp:TextBox ID="txtNumber" runat="server"></asp:TextBox>
<asp:RangeValidator ID="rangeNum" runat="server"
ControlToValidate="txtNumber"
MinimumValue="1"
MaximumValue="20"
Type="Integer"
SetFocusOnError="true"
Text="Please enter number between 1 and 20" />
Enter a valid date from 2006:<br />
<asp:TextBox ID="txtDate" runat="server"></asp:TextBox>
<asp:RangeValidator ID="rangeDate" runat="server"
ControlToValidate="txtDate"
CultureInvariantValues="true"
MinimumValue="2006/01/01"
MaximumValue="2006/12/31"
Type="Date"
SetFocusOnError="true"
Text="Please enter a valid date from 2006" />
<asp:Button ID="btnSubmit" Text="Click this to test validation" runat="server" />
</div>
</form>
</body>
</html>