firstDayInNextWeek method

DateTime firstDayInNextWeek([
  1. int firstWeekDay = 1
])

下周第一天

firstWeekDay - 设置每周起始日, assert(firstWeekDay > 0 && firstWeekDay < 7)

Implementation

DateTime firstDayInNextWeek([int firstWeekDay = 1]) {
  assert(firstWeekDay > 0 && firstWeekDay < 7);

  return this.add(Duration(days: 7)).firstDayInWeek(firstWeekDay);
}