HttpResponse.Cache 屬性

定義

命名空間:
System.Web
組件:
System.Web.dll

取得網頁的快取政策（例如有效期限、隱私設定及各種條款）。

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

屬性值

HttpCachePolicy

一個 HttpCachePolicy 包含當前回應快取政策資訊的物件。

範例

以下範例將目前快取策略的屬性寫入 HTTP 輸出串流。

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

適用於