From: Jon Peltier on
You need to define your chart data dynamically:

Dynamic Charts » Peltier Tech Blog
http://peltiertech.com/WordPress/dynamic-charts/

Dynamic Chart Review » Peltier Tech Blog
http://peltiertech.com/WordPress/dynamic-chart-review/

Dynamic and Interactive Charts
http://peltiertech.com/Excel/Charts/Dynamics.html

- Jon
-------
Jon Peltier
Peltier Technical Services, Inc.
http://peltiertech.com/


On 3/30/2010 2:41 AM, LiAD wrote:
> Thanks - looing through JPs stuff I can't find a solution - it applies to
> blank cells in the middle of data not at the end.
>
> My blanks at the end are necessary as the user selects a product then the
> data and graph update automatically. As the amount of data changes I need a
> formula that returns either data or "" (or something else that the graph
> cannot plot).
>
> I'm using a line chart.
>
> I have a list of data which contains a string of NA#s at the end. When I
> plot it the graph doesnt plot the NA# but it shifts the line to the left as
> if it was plotted. What I would like is the last point of the graph to be to
> the very right of the graph to use all the space. If I replace the NA() with
> "" i get the same result. If I delete the cell completely the graph moves to
> the right as it should.
>
> I'm using dynamic ranges.
>
> Thanks
> LiAD
>
> "Luke M" wrote:
>
>> What type of chart are you using? Jon Peltier provides several examples of
>> how you can handle gaps, and how different chart types vary at:
>> http://peltiertech.com/WordPress/mind-the-gap-charting-empty-cells/
>>
>> --
>> Best Regards,
>>
>> Luke M
>> "LiAD"<LiAD(a)discussions.microsoft.com> wrote in message
>> news:25ACFA09-ED43-4C91-98B1-C6FC9D025CBF(a)microsoft.com...
>>> Hi,
>>>
>>> Thanks for the suggestion.
>>>
>>> I'm afraid the chart engine (or at least mine anyway) doesn't ignore it -
>>> it
>>> plots nothing on the graph but shows a lot of empty space which
>>> increases/decreases as i add/delete N/A's.
>>>
>>> If i try this technique on a chart without dynamic ranges it doesnt work
>>> either.
>>>
>>> Any ideas why this would be different to your result?
>>>
>>> Thanks
>>>
>>> "Bernard Liengme" wrote:
>>>
>>>> Replace the blank by #N/A
>>>> So let's say your formula is =IF(this-test, B2,"") then use
>>>> =IF(this-test,B2,NA())
>>>> When the test fails, this displays #N/A which the chart engine ignores
>>>> If this looks odd in a print out, use a conditional format such as
>>>> =ISNA(C2)
>>>> and make the font the same as the cell background - make it invisible on
>>>> the
>>>> screen and then printed.
>>>> best wishes
>>>> --
>>>> Bernard Liengme
>>>> Microsoft Excel MVP
>>>> http://people.stfx.ca/bliengme
>>>>
>>>> "LiAD"<LiAD(a)discussions.microsoft.com> wrote in message
>>>> news:FB1B18B9-BDF6-4B19-884F-9F9C58215D3B(a)microsoft.com...
>>>>> Hi,
>>>>>
>>>>> In a chart I have a formula that either returns a number or "" in a
>>>>> cell.
>>>>> I
>>>>> then have a dynamic range set which plots the values on a graph. The
>>>>> problem
>>>>> is that the chart will plot the ""s as zeros as it sees something in
>>>>> the
>>>>> cell.
>>>>>
>>>>> Is there a way I can have a true blank cell result coming from a
>>>>> formula?
>>>>>
>>>>> If not how I can avoid the dynamic range seeing this as a zero?
>>>>>
>>>>> Thanks
>>>>> LiAD
>>>>
>>>> .
>>>>
>>
>>
>> .
>>