using System;
using System.Web;
namespace Ant.Service.Utilities
{
public class CookieHelper
{
///
/// 清除指定Cookie
///
/// cookiename
public static void ClearCookie(string cookiename)
{
HttpCookie cookie = HttpContext.Current.Request.Cookies[cookiename];
if (cookie != null)
{
cookie.Expires = DateTime.Now.AddYears(-3);
HttpContext.Current.Response.Cookies.Add(cookie);
}
}
public static bool IsCookieValue(string cookiename)
{
HttpCookie cookie = HttpContext.Current.Request.Cookies[cookiename];
string str = string.Empty;
if (cookie != null)
{
return true;
}
return false;
}
///
/// 获取指定Cookie值
///
/// cookiename
///
public static string GetCookieValue(string cookiename)
{
HttpCookie cookie = HttpContext.Current.Request.Cookies[cookiename];
string str = string.Empty;
if (cookie != null)
{
str = cookie.Value;
}
return str;
}
///
/// 添加一个Cookie(14天过期)
///
///
///
public static void SetCookie(string cookiename, string cookievalue)
{
SetCookie(cookiename, cookievalue, DateTime.Now.AddDays(14));
}
///
/// 添加一个Cookie
///
/// cookie名
/// cookie值
/// 过期时间 DateTime
public static void SetCookie(string cookiename, string cookievalue, DateTime expires)
{
HttpCookie cookie = new HttpCookie(cookiename, cookievalue);
cookie.Expires = DateTime.Now.AddYears(1);
//Response.Cookies.Add(cookie);
HttpContext.Current.Response.Cookies.Add(cookie);
}
}
}