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RANGE VALIDATION

The RangeValidator control verifies that the input value falls within a predetermined range.

The RangeValidator control is used to check that the user enters an input value that falls between two values. It is possible to check ranges within numbers, dates, and characters.

DEMO

Html Coding

</head>

<body>

<div>

<table>

<asp:Label ID="Label1" runat="server" Text="Password"></asp:Label>

</td><td>

<asp:TextBox ID="txtPassword" runat="server"></asp:TextBox>

<asp:RangeValidator ID="RangeValidator1"

runat="server"

ControlToValidate="txtPassword"

ErrorMessage="Valid Range Only 5-10"

MaximumValue="10" MinimumValue="05"></asp:RangeValidator>

</td></tr>

<asp:Button ID="Button1" runat="server" Text="Save" />

</td></tr>

</table>

</div>

</form>

</body>

</html>

Main Properties are

Properties	Description
Type	it defines the type of the data; the available values are: Currency, Date, Double, Integer and String
MinimumValue	it specifies the minimum value of the range
MaximumValue	it specifies the maximum value of the range

Properties

Property	Description
BackColor	The background color of the RangeValidator control
ControlToValidate	The id of the control to validate
Display	The display behavior for the validation control. Legal values are: None (the control is not displayed. Used to show the error message only in the ValidationSummary control) Static (the control displays an error message if validation fails. Space is reserved on the page for the message even if the input passes validation. Dynamic (the control displays an error message if validation fails. Space is not reserved on the page for the message if the input passes validation
EnableClientScript	A Boolean value that specifies whether client-side validation is enabled or not
Enabled	A Boolean value that specifies whether the validation control is enabled or not
ErrorMessage	The text to display in the ValidationSummary control when validation fails. Note:This text will also be displayed in the validation control if the Text property is not set
ForeColor	The foreground color of the control
id	A unique id for the control
IsValid	A Boolean value that indicates whether the control specified by ControlToValidate is determined to be valid

runat	Specifies that the control is a server control. Must be set to "server"

Text	The message to display when validation fails

First - Add New Webform - select Label & Textbox & Button From ToolBox.

Select - Range Validator from Validation Tool - Select F4 Property Window - Control to Validate=txtPassword & Error Message required & Minimum Values & Maximum Values enter ( using Zero in front 06,07,08)