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ValidationPropertyAttribute Class

Defines the metadata attribute that ASP.NET server controls use to identify a validation property. This class cannot be inherited.

Namespace:  System.Web.UI
Assembly:  System.Web (in System.Web.dll)

[AspNetHostingPermissionAttribute(SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
public sealed class ValidationPropertyAttribute : Attribute

This attribute is typically used for form-based input controls.

For more information about attributes, see Extending Metadata Using Attributes.

The following code example demonstrates using the ValidationPropertyAttribute class when creating a custom control.

public class MessageControl : Label
   private int _message = 0;
   public int Message
         return _message;
         _message = value;



Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0