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HttpResponse.Cache Property

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.

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"])
{
   //...
}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1
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