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matt
 
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Default Help with a hotel billing system...

aghh yes it works!!
ty all

"Kevin B" wrote:

Somewhere in your workbook create a column of known holiday dates. Select the
column of dates and click on NAME, DEFINE and name the selection HOLIDAYS (or
anything you want really). In your formula example the start date is A1 and
the end date is a2. Add the named range to the formula as the third (and
optional) argument as in the example below:

The NETWORKINGDAYS(A1,A2,HOLIDAYS)
--
Kevin Backmann


"matt" wrote:

SOrry to pester. how do i define which days are holidays


"Chip Pearson" wrote:

Use something like

=A2-A1-NETWORKDAYS(A1,A2)

where A1 is the start date and A2 is the end date. The
NETWORKDAYS is part of the Analysis Tool Pak add-in, so you must
have this loaded to use the function. Go to the Tools menu,
choose Add-Ins, and select Analysis Tool Pak from the list.


--
Cordially,
Chip Pearson
Microsoft MVP - Excel
Pearson Software Consulting, LLC
www.cpearson.com




"matt" wrote in message
...
I have to create a billing system as part of some ict
coursework, it needs to
be able to know automatically how many weekend nights there are
between set
dates. ive tried loads of formulas but none work, can anyone
help?