/// <summary>
/// 清除用户登录Cookie信息
/// </summary>
private void ClearLoginCookie()
{
FormsAuthentication.SignOut();
#region 清除tcid
HttpCookie aCookie = new HttpCookie("tcid");
aCookie.Expires = DateTime.Now.AddDays(-1);
Response.Cookies.Add(aCookie);
#endregion
var adminId = AuthorityHelper.GetId();
if (adminId.HasValue)
{
CacheAccess.ClearPermissionCache(adminId.Value);
}
}