Which day of the week (0=Sunday, 1=Monday etc.) should be the first day.
Declarations
Type
null or one of 0, 1, 2, 3, 4, 5, 6Default
nullWhich day of the week (0=Sunday, 1=Monday etc.) should be the first day.
null or one of 0, 1, 2, 3, 4, 5, 6null