RangeValidator checks whether the value falls between a minimum and maximum value : RangeValidator « Validation « ASP.NET Tutorial






You must set five properties when using this control:

ControlToValidate:   The ID of the form field being validated.

Text:                The error message.

MinimumValue:        The minimum value.

MaximumValue:        The maximum value.

Type:                The type of comparison. 
                     Possible values are String, Integer, Double, Date, and Currency.


<%@ 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 id="Head1" runat="server">
    <title>Show RangeValidator</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>

    <asp:Label
        id="lblAge"
        Text="Age:"
        AssociatedControlID="txtAge"
        Runat="server" />
    <asp:TextBox
        id="txtAge"
        Runat="server" />
    <asp:RangeValidator
        id="reqAge"
        ControlToValidate="txtAge"
        Text="(Invalid Age)"
        MinimumValue="5"
        MaximumValue="100"
        Type="Integer"
        Runat="server" />
    <asp:Button
        id="btnSubmit"
        Text="Submit"
        Runat="server" />

    </div>
    </form>
</body>
</html>








8.8.RangeValidator
8.8.1.RangeValidator checks whether the value falls between a minimum and maximum value
8.8.2.Set Minimum/Maximum Value, ErrorMessage, ControlToValidate, EnableClientScript for asp:RangeValidator (C#)
8.8.3.Manual Validation
8.8.4.Use asp:RangeValidator to check the value range in an asp:textbox
8.8.5.asp:RangeValidator is converted to JavaScript code after loading in client side
8.8.6.Using the RangeValidator control to test an integer value
8.8.7.Using the RangeValidator control to test a string date value (C#)
8.8.8.Using the RangeValidator control to test a string date value (VB.net)
8.8.9.RangeValidator for number and date
8.8.10.Birthday range