HttpResponse.Cache Property

Definition

Namespace:

System.Web

Assembly:

System.Web.dll

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

public:
 property System::Web::HttpCachePolicy ^ Cache { System::Web::HttpCachePolicy ^ get(); };

public System.Web.HttpCachePolicy Cache { get; }

member this.Cache : System.Web.HttpCachePolicy

Public ReadOnly Property Cache As HttpCachePolicy

Property Value

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"])
{
   //...
}

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