HttpCookieCollection.Get 方法

定義

回傳 cookie 集合中的單一 HttpCookie 物件。 此特性被過度載重,允許以名稱或數字索引檢索 Cookie。

多載

名稱 Description
Get(Int32)

回傳 HttpCookie cookie 集合中指定索引的項目。

Get(String)

回傳 cookie 集合中指定名稱的 cookie。

Get(Int32)

回傳 HttpCookie cookie 集合中指定索引的項目。

public:
 System::Web::HttpCookie ^ Get(int index);
public System.Web.HttpCookie Get(int index);
member this.Get : int -> System.Web.HttpCookie
Public Function Get (index As Integer) As HttpCookie

參數

index
Int32

從集合回傳的 cookie 索引。

傳回

HttpCookieindex指定 。

範例

以下範例會回傳 Cookie 集合中的每個 Cookie,檢查其名稱是否為「LastVisit」,若找到「LastVisit」,則將其值更新為當前日期與時間。

int loop1;
 HttpCookie MyCookie;
 HttpCookieCollection MyCookieCollection = Response.Cookies;

 for(loop1 = 0; loop1 < MyCookieCollection.Count; loop1++)
 {
    MyCookie = MyCookieCollection.Get(loop1);
    if(MyCookie.Value == "LastVisit")
    {
       MyCookie.Value = DateTime.Now.ToString();
       MyCookieCollection.Set(MyCookie);
    }
 }
Dim loop1 As Integer
 Dim MyCookie As HttpCookie
 Dim MyCookieCollection As HttpCookieCollection = Request.Cookies
 
 For loop1 = 0 To MyCookieCollection.Count - 1
    MyCookie = MyCookieCollection.Get(loop1)
    If MyCookie.Name = "LastVisit" Then
       MyCookie.Value = DateTime.Now().ToString()
       MyCookieCollection.Set(MyCookie)
    End If
 Next loop1

另請參閱

適用於

Get(String)

回傳 cookie 集合中指定名稱的 cookie。

public:
 System::Web::HttpCookie ^ Get(System::String ^ name);
public System.Web.HttpCookie Get(string name);
member this.Get : string -> System.Web.HttpCookie
Public Function Get (name As String) As HttpCookie

參數

name
String

從集合中取回的 cookie 名稱。

傳回

HttpCookiename指定 。

範例

以下範例將客戶端傳送到新的 Cookie 集合中擷取,從新集合中取回名為「LastVisit」的 Cookie,並將 Cookie 的值更新為當前日期與時間。

HttpCookieCollection MyCookieCollection = Request.Cookies;
 HttpCookie MyCookie = MyCookieCollection.Get("LastVisit");
 MyCookie.Value = DateTime.Now.ToString();
 MyCookieCollection.Set(MyCookie);
Dim MyCookieCollection As HttpCookieCollection = Request.Cookies
 Dim MyCookie As HttpCookie = MyCookieCollection.Get("LastVisit")
 MyCookie.Value = DateTime.Now().ToString()
 MyCookieCollection.Set(MyCookie)

備註

如果該命名的 cookie 不存在且 cookie 集合是 HttpResponse.Cookies,此方法會建立一個帶有該名稱的新 cookie。

另請參閱

適用於