if u try to uncheck zero values from tools option zero value
On Sat, Jul 31, 2010 at 2:02 PM, zp18 <irvinep...@gmail.com> wrote:
> I have a bunch of cells that may or may not have numbers in them.
>
> Kind of like this: Sum(e35:e44) , but with no number in e44, I get the
> #Value error. What should be in a "empty" cell that would allow excel
> to treat it as zero but not have a bunch of zeroes all over the
> worksheet? Isnumber() works but I would have to have a test on each
> individual cell.
>
> I normally use things like: if(isnumber(e35),e35+e40,"") so the
> cell is blank until someone enters something numeric in the test
> cell. I have also used if(isnumber(e35),e35+e40,) but this puts a
> zero in the cell. Sometimes I have used Count in a range. Using
> 'Clear Contents" doesn't seem to work either, but putting the cursor
> in a cell and using delete seems to work OK, not sure why but I guess
> I could write a macro to clear the worksheet ready for entry by
> 'deleting' every entry.
>
> I did write a macro which clears the data entry area, but all formulas
> are not functioning without testing incoming cells:
>
> Range("F6:H6,D11:F12,D17:F18,D23:F24,D29:F30").Select ' the four
> pumps
> Selection.ClearContents
>
> Range("D35:G37").Select
> Selection.ClearContents
>
> etc
>
> This has plagued me for years and I know there must be a simple
> answer. In the past I made some kind of workaround for a specific
> spreadsheet and went on. I would really like to know what is the
> accepted way to fill a cell so it shows blank but does not cause a
> Value errror when used in a formula somewhere else.
>
>
> Anyhow, I would appreciate any insight from anyone.
>
> TIA, zp18
>
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