The weekStarts property ("Auto" | number) determines the first day of the week used by the date picker component.
Available since 2025.3.6622.
DayPilot.DatePicker.weekStarts"Auto" - uses the value set by the locale.
0 - Sunday.
1 - Monday.
2 - Tuesday.
3 - Wednesday.
4 - Thursday.
5 - Friday.
6 - Saturday.
"Auto"const picker = new DayPilot.DatePicker("dp", {
weekStarts: 1
});