This function returns a value showing the year and week number with an underlying numeric value corresponding to a timestamp of the first millisecond of the first day of the week containing date.
Return data type: dual
|date||The date to evaluate.|
|period_no||shift is an integer, where the value 0 indicates the week which contains date. Negative values in shift indicate preceding weeks and positive values indicate succeeding weeks.|
Specifies the day on which the week starts. If omitted, the value of variable FirstWeekDay is used.
The possible values first_week_day are:
|weekname('12/01/2013', -1)||Returns 2013/01.|
|weekname('12/01/2013', 0, 1)||Returns '2013/02.|
Add the example script to your app and run it. Then add, at least, the fields listed in the results column to a sheet in your app to see the result.
In this example, for each invoice date in the table, the week name is created from the year in which the week lies and its associated week number, shifted one week by specifying period_no as 1.
LOAD RecNo() as InvID, * Inline [
WeekName(InvDate, 1) AS WkName
Drop table TempTable;