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HttpResponse.Cache Property

.NET Framework 2.0

Other Versions

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

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

Syntax

C++

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public HttpCachePolicy Cache { get; }

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/** @property */
public HttpCachePolicy get_Cache ()

JScript

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public function get Cache () : HttpCachePolicy

Property Value

An HttpCachePolicy object containing information about the caching policy of the current response.

Example

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

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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"])
{
   //...
}

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get_Response().get_Cache().SetExpires(DateTime.get_Now().
    AddSeconds(60));
get_Response().get_Cache().SetCacheability(HttpCacheability.Public);
get_Response().get_Cache().SetValidUntilExpires(false);
get_Response().get_Cache().get_VaryByParams().
    set_Item("Category", true);

if (get_Response().get_Cache().get_VaryByParams().
    get_Item("Category")) {
    //...
}

JScript

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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")){
   //...
}

Platforms

Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

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

Version Information

.NET Framework

Supported in: 2.0, 1.1, 1.0

Reference

HttpResponse Class
HttpResponse Members
System.Web Namespace

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