/// <summary> /// 给扩展属性本身的赋值 /// </summary> /// <param name="propertyName">扩展属性名称</param> /// <param name="dic">扩展属性的值</param> public void setExtDic(String propertyName, Dictionary <String, Object> dic) { this.set(propertyName, JSON.DicToString(dic)); this.update(propertyName); }