ASP.NET ValidationGroup Property

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Definition and Usage

The ValidationGroup property specifies which group of controls is validated on validation.

This property is mostly used when there are several buttons in a form.

Syntax

<asp:ImageButton ValidationGroup="group" runat="server" />
 
Attribute Description
group The validation group to validate.

Example

The following example validates the specific validation group:

<asp:textbox id="tb1" runat=Server />
<asp:requiredfieldvalidator id="ReqField1" controltovalidate="tb1"
validationgroup="valGroup1" errormessage="Required" runat=Server />

<asp:ImageButton id="Button2" causesvalidation=true
validationgroup="valGroup2" ImageUrl="img.gif" runat=Server />

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