This function returns True if timestamp lies inside the month containing base_date.
Syntax:
InMonth (timestamp, base_date, period_no[, first_month_of_year])
Return data type: Boolean
Arguments:
| Argument | Description |
|---|---|
| timestamp | The date that you want to compare with base_date. |
| base_date | Date that is used to evaluate the month. |
| period_no |
The month can be offset by period_no. period_no is an integer, where the value 0 indicates the month which contains base_date. Negative values in period_no indicate preceding months and positive values indicate succeeding months. |
| first_month_of_year |
The first_month_of_year parameter is disabled and reserved for future use. |
Example 1:
inmonth ('25/01/2013', '01/01/2013', 0 )
Returns True
Example 2:
inmonth('25/01/2013', '01/04/2013', 0)
Returns False
Example 3:
inmonth ('25/01/2013', '01/01/2013', -1)
Returns False
Example 4:
inmonth ('25/12/2012', '01/01/2013', -1)
Returns True
Example 5:
Add the example script to your document and run it. Then add, at least, the fields listed in the results column to a sheet in your document to see the result.
This example checks if an invoice date falls at any time in the fourth month after the month in base_date, by specifying period_no as 4.
TempTable:
LOAD RecNo() as InvID, * Inline [
InvDate
28/03/2012
10/12/2012
5/2/2013
31/3/2013
19/5/2013
15/9/2013
11/12/2013
2/3/2014
14/5/2014
13/6/2014
7/7/2014
4/8/2014
];
InvoiceData:
LOAD *,
InMonth(InvDate, '31/01/2013', 4) AS InMthPlus4
Resident TempTable;
Drop table TempTable;
The resulting table contains the original dates and a column with the return value of the inmonth() function.
| InvDate | InMthPlus4 |
|---|---|
| 28/03/2012 | 0 (False) |
| 10/12/2012 | 0 (False) |
| 5/2/2013 | 0 (False) |
| 31/3/2013 | 0 (False) |
| 19/5/2013 | -1 (True) |
| 15/9/2013 | 0 (False) |
| 11/12/2013 | 0 (False) |
| 2/3/2014 | 0 (False) |
| 14/5/2014 | 0 (False) |
| 13/6/2014 | 0 (False) |
| 7/7/2014 | 0 (False) |
| 4/8/2014 | 0 (False) |
