C#中Cookies的存取

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C#中Cookies的存取

using System;using System.Collections.Generic;using System.Linq;using System.Web;namespace WebApplication1{    public class FunCookie    {        /// <summary>        /// 建立Cookie和賦值，及設計Cookie有效天數        /// </summary>        /// <param name="strCookieName">Cookie名字</param>        /// <param name="strCookieValue">Cookie的值</param>        /// <param name="intDay">Cookie有效天數</param>        /// <returns>布爾值</returns>        public static bool SetCookie(string strCookieName,string strCookieValue,int intDay )        {            try            {                HttpCookie cookie = new HttpCookie(strCookieName); //建立一個cookie對象                cookie.Value = strCookieValue; //設定cookie的值                cookie.Expires = DateTime.Now.AddDays(intDay); //或cookie.Expires.AddDays(intDay)；設定cookie的有效期間                System.Web.HttpContext.Current.Response.Cookies.Add(cookie); //將cookie添加到cookies中                return true;            }            catch            {                return false;            }        }        /// <summary>        /// 根據Cookie的名字擷取Cookie的值        /// </summary>        /// <param name="strCookieName">要擷取的Cookie的名字</param>        /// <returns>Cookie的值(string類型)</returns>        public static string GetCookie(string strCookieName)        {            HttpCookie cookie= HttpContext.Current.Request.Cookies[strCookieName];//擷取cookie            if (cookie != null)            {                return cookie.Value; //返回cookie的值            }            else            {                return null;            }        }        /// <summary>        /// 刪除Cookie        /// </summary>        /// <param name="strCookieName"></param>        /// <returns></returns>        public static bool DeleteCookie(string strCookieName)        {            try            {                HttpCookie cookie = new HttpCookie(strCookieName);                cookie.Expires = DateTime.Now.AddDays(-1);                 HttpContext.Current.Response.Cookies.Add(cookie);                return true;            }            catch            {                return false;            }        }            }}

C#中Cookies的存取