/// <summary> /// 保存一个Cookie /// </summary> /// <param name="CookieName">Cookie名称</param> /// <param name="CookieValue">Cookie值</param> /// <param name="CookieTime">Cookie过期时间(小时),0为关闭页面失效</param> public void SaveCookie(string CookieName,string CookieValue,double CookieTime) { HttpCookie myCookie = new HttpCookie(CookieName); DateTime now = DateTime.Now;
myCookie.Value = CookieValue;
if(CookieTime!=0) { myCookie.Expires = now.AddDays(CookieTime); if(HttpContext.Current.Response.Cookies[CookieName]!=null) HttpContext.Current.Response.Cookies.Remove(CookieName);
HttpContext.Current.Response.Cookies.Add(myCookie); } else { if(HttpContext.Current.Response.Cookies[CookieName]!=null) HttpContext.Current.Response.Cookies.Remove(CookieName);
HttpContext.Current.Response.Cookies.Add(myCookie); } }
/// <summary> /// 取得CookieValue /// </summary> /// <param name="CookieName">Cookie名称</param> /// <returns>Cookie的值</returns> public string GetCookie(string CookieName) { HttpCookie myCookie = new HttpCookie(CookieName); myCookie = HttpContext.Current.Request.Cookies[CookieName];
if (myCookie != null) return myCookie.Value; else return null; }
/// <summary> /// 清除CookieValue /// </summary> /// <param name="CookieName">Cookie名称</param> public void ClearCookie(string CookieName) { HttpCookie myCookie = new HttpCookie(CookieName); DateTime now = DateTime.Now;
myCookie.Expires = now.AddYears(-2);
HttpContext.Current.Response.Cookies.Add(myCookie); }
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