BiliRanking.ConfigHelper.Delete C# (CSharp) Метод

        public void Delete(string key)
        {
            if (config.AppSettings.Settings.AllKeys.Contains(key))
            {
                config.AppSettings.Settings.Remove(key);
            }
            config.Save(ConfigurationSaveMode.Modified);
            ConfigurationManager.RefreshSection("appSettings");
        }