Gurux.DLMS.Objects.GXDLMSObject.IsRead C# (CSharp) Method

        virtual public bool IsRead(int index)
        {
            if (!CanRead(index))
            {
                return true;
            }
            //If value is changed or value is not read yet.
            return !(DirtyAttributes.ContainsKey(index) ||
                     GetLastReadTime(index) == DateTime.MinValue);
        }