HttpResponse.Cache Property

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

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

'Declaration
Public ReadOnly Property Cache As HttpCachePolicy
'Usage
Dim instance As HttpResponse
Dim value As HttpCachePolicy

value = instance.Cache

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

public function get Cache () : HttpCachePolicy

Property Value

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

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") Then
   '...
End If
 

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")) {
    //...
}

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")){
   //...
}
 

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.

.NET Framework

Supported in: 2.0, 1.1, 1.0
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