SuperMap.Web.iServerJava6R.ThemeUnique.GetThemeItemsJson C# (CSharp) Method

        private static string GetThemeItemsJson(IList<ThemeUniqueItem> items)
        {
            List<string> themeItemsJsonList = new List<string>();

            foreach (var item in items)
            {
                themeItemsJsonList.Add(ThemeUniqueItem.ToJson(item));
            }

            return string.Join(",", themeItemsJsonList.ToArray());
        }