date function

we use in Filemaker:

Date(Month;1;Year) - DayofWeek(Date(Month;1;Year)) + 1

BTW: Month and Year are in Filemaker, number fields.

Does anyone know how to convert this in Servoy?

Date(Month;1;Year) - DayofWeek(Date(Month;1;Year)) + 1

I would say (where d as type date):

var dd = new Date(d.getYear, d.getMonth, d.getDate - d.getDay + 1)

where getDate = day of Month and getDay = day of Week (0 = sunday)…

Not completly, but I could (with help from your example) make the right one

var a = new Date(year1, month1, 1)
var b = a.getDay + 1
datecalc = a.setDate(a.getDate()- b)

Thanks.