networkdays - script and chart function

The networkdays function returns the number of working days (Monday-Friday) between and including start_date and end_date taking into account any optionally listed holiday.

Syntax:

networkdays (start_date, end_date [, holiday])

Return data type: integer

Arguments:

Arguments
Argument	Description
start_date	The start date to evaluate.
end_date	The end date to evaluate.
holiday	Holiday periods to exclude from working days. A holiday period is stated as a start date and an end date, separated by commas. Example: '25/12/2013', '26/12/2013' You can specify more than one holiday period, separated by commas. Example: '25/12/2013', '26/12/2013', '31/12/2013', '01/01/2014' Holiday periods to exclude from working days. A holiday is stated as a string constant date. You can specify multiple holiday dates, separated by commas.

These examples use the date format DD/MM/YYYY. The date format is specified in the SET DateFormat statement at the top of your data load script. Change the format in the examples to suit your requirements.

Scripting examples
Example	Result
networkdays ('19/12/2013', '07/01/2014')	Returns 14. This example does not take holidays into account.
networkdays ('19/12/2013', '07/01/2014', '25/12/2013', '26/12/2013')	Returns 12. This example takes the holiday 25/12/2013 to 26/12/2013 into account.
networkdays ('19/12/2013', '07/01/2014', '25/12/2013', '26/12/2013', '31/12/2013', '01/01/2014')	Returns 10. This example takes two holiday periods into account.

Example:

Add the example script to your app and run it. To see the result, add the fields listed in the results column to a sheet in your app.

PayTable:

LOAD recno() as InvID, * INLINE [

InvRec|InvPaid

28/03/2012|28/04/2012

10/12/2012|01/01/2013

5/2/2013|5/3/2013

31/3/2013|01/5/2013

19/5/2013|12/6/2013

15/9/2013|6/10/2013

11/12/2013|12/01/2014

2/3/2014|2/4/2014

14/5/2014|14/6/2014

13/6/2014|14/7/2014

7/7/2014|14/8/2014

4/8/2014|4/9/2014

] (delimiter is '|');

NrDays:

Load *,

NetWorkDays(InvRec,InvPaid) As PaidDays

Resident PayTable;

Drop table PayTable;

The resulting table shows the returned values of NetworkDays for each of the records in the table.

Results table
InvID	InvRec	InvPaid	PaidDays
1	28/03/2012	28/04/2012	23
2	10/12/2012	01/01/2013	17
3	5/2/2013	5/3/2013	21
4	31/3/2013	01/5/2013	23
5	19/5/2013	12/6/2013	18
6	15/9/2013	6/10/2013	15
7	11/12/2013	12/01/2014	23
8	2/3/2014	2/4/2014	23
9	14/5/2014	14/6/2014	23
10	13/6/2014	14/7/2014	22
11	7/7/2014	14/8/2014	29
12	4/8/2014	4/9/2014	24

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