ASP.NET中的cookie:創建Cookie方法 (1)
Response.Cookies["userName"].Value = “admin";
Response.Cookies[“userName”].Expires = DateTime.Now.AddDays(1);
//如果不設置失效時間,Cookie信息不會寫到用戶硬盤,浏覽器關閉將會丟棄。
ASP.NET中的cookie:創建Cookie方法 (2)
HttpCookie aCookie = new HttpCookie(“lastVisit”);
//上一次訪問時間
aCookie.Value = DateTime.Now.ToString();
aCookie.Expires = DateTime.Now.AddDays(1);
Response.Cookies.Add(aCookie);
ASP.NET中的cookie:訪問Cookie方法(1)
if(Request.Cookies["userName"] != null)
Label1.Text = Server.HtmlEncode(Request.Cookies["userName"].Value);
訪問Cookie方法(2)
if(Request.Cookies["userName"] != null) {
HttpCookie aCookie = Request.Cookies["userName"];
Label1.Text = Server.HtmlEncode(aCookie.Value);
}
ASP.NET中的cookie:創建多值Cookie方法 (1)
Response.Cookies["userInfo"]["userName"] = “admin";
Response.Cookies["userInfo"]["lastVisit"] = DateTime.Now.ToString();
Response.Cookies["userInfo"].Expires = DateTime.Now.AddDays(1);
ASP.NET中的cookie:創建多值Cookie方法 (2)
HttpCookie aCookie = new HttpCookie("userInfo");
aCookie.Values["userName"] = “admin";
aCookie.Values["lastVisit"] = DateTime.Now.ToString();
aCookie.Expires = DateTime.Now.AddDays(1);
Response.Cookies.Add(aCookie);
ASP.NET中的cookie:讀取多值Cookie
HttpCookie aCookie = Request.Cookies["userInfo"];
string userName=aCookie.Values[“userName”];
string lastVisit=aCookie.Values[“lastVisit”];
ASP.NET中的cookie:修改和刪除Cookie
不能直接修改或刪除Cookie,只能創建一個新的Cookie,發送到客戶端以實現修改或刪除Cookie。