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HttpResponse.Cache Property

.NET Framework 4.5

Gets the caching policy (such as expiration time, privacy settings, and vary clauses) of a Web page.

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

public HttpCachePolicy Cache { get; }

Property Value

Type: System.Web.HttpCachePolicy
An HttpCachePolicy object that contains information about the caching policy of the current response.

Examples

The following example writes properties of the current cache policy to the HTTP output stream.

Response.Cache.SetExpires(DateTime.Now.AddSeconds(60));
Response.Cache.SetCacheability(HttpCacheability.Public);
Response.Cache.SetValidUntilExpires(false);
Response.Cache.VaryByParams["Category"] = true;

if (Response.Cache.VaryByParams["Category"])
{
   //...
}

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

Reference

HttpResponse Class

System.Web Namespace

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