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HttpCacheRevalidation Enumeration

Provides enumerated values that are used to set revalidation-specific Cache-Control HTTP headers.

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

'Declaration
Public Enumeration HttpCacheRevalidation

Member nameDescription
AllCachesSets the HTTP header to Cache-Control: must-revalidate.
ProxyCachesSets the HTTP header to Cache-Control: proxy-revalidate.
NoneIf this value is set, no cache-revalidation directive is sent. The default value.

The HttpCacheRevalidation enumeration is used to set revalidation-specific HTTP headers, and is set using the SetRevalidation method. If the SetRevalidation method is not called, no Cache-Control HTTP header is set.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

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