getCommonHoliday method

String? getCommonHoliday(
  1. DateTime calendarDay
)

假期

Implementation

String? getCommonHoliday(DateTime calendarDay) {
  if (calendarDay.month == 1 && calendarDay.day == 1) {
    return "元旦";

    //2.14情人节
  } else if (calendarDay.month == 2 && calendarDay.day == 14) {
    return "情人节";

    //3.8妇女节
  } else if (calendarDay.month == 3 && calendarDay.day == 8) {
    return "妇女节";

    //5.1劳动节
  } else if (calendarDay.month == 5 && calendarDay.day == 1) {
    return "劳动节";

    //6.1儿童节
  } else if (calendarDay.month == 6 && calendarDay.day == 1) {
    return "儿童节";

    //8.1建军节
  } else if (calendarDay.month == 8 && calendarDay.day == 1) {
    return "建军节";

    //9.10教师节
  } else if (calendarDay.month == 9 && calendarDay.day == 10) {
    return "教师节";

    //10.1国庆节
  } else if (calendarDay.month == 10 && calendarDay.day == 1) {
    return "国庆节";

    //11.1植树节
  } else if (calendarDay.month == 3 && calendarDay.day == 12) {
    return "植树节";

    //11.11光棍节
  } else if (calendarDay.month == 11 && calendarDay.day == 11) {
    return "光棍节";
  }
  return null;
}