Defines the attribute that controls use to identify string properties containing URL values. This class cannot be inherited.
Assembly: System.Web (in System.Web.dll)
The attribute is an attribute applied to a control property that represents a URL. In addition to marking a string property as representing a URL, the attribute defines the Filter property that identifies specific file types that can be used to filter against the property.
The following code example demonstrates a class that implements a URL-specific property. In this code example, a attribute is applied to the TargetUrl property of the CustomHyperLinkControl class. The attribute sets a specific file filter for ASP.NET files.
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.