输出dynamic ExpandoObject类型的解析内容(IDictionary)

 //输出ExpandoObject类型的解析内容(IDictionary)
        private static void PrintExpandoObjectInfo2(dynamic dc)
        {
            if (dc == null) return;

            foreach (var item in dc as System.Collections.Generic.IDictionary<string, object>??
                new System.Collections.Generic.Dictionary<string, object>())
            {
                string str=$"IDictionary={item.Key}：{item.Value}"; 

                Print(str);
            }
        }