System.out.println("今天是今年的第"+ week +"周;"); System.out.println("今天是今月的第"+ month +"周;"); System.out.println("当前季度为"+quarter+"季度"); } }
importjava.text.SimpleDateFormat;importjava.util.Calendar;importjava.util.Date;publicclassWeekOfMonthCalculator{publicstaticintgetWeekOfMonth(Datedate){Calendarcalendar=Calendar.getInstance();calendar.setTime(date);intdayOfWeek=calendar.get(Calendar.DAY_OF_WEEK);intdayOfMonth=calendar.get(Calendar.DAY_OF_...
下面我们通过一个完整的示例来演示如何判断当前日期在月的第几周: importjava.time.LocalDate;publicclassWeekOfMonthDemo{publicstaticvoidmain(String[]args){LocalDatecurrentDate=LocalDate.now();intdayOfMonth=currentDate.getDayOfMonth();intweekOfMonth=(dayOfMonth-1)/7+1;System.out.println("当前日期在...
int weeks = c.getActualMaximum(Calendar.WEEK_OF_MONTH); LocalDate localDateate = LocalDate.parse(date, dateTimeFormatter); //月份第一周的起始时间和结束时间 LocalDate firstDay = localDateate.with(java.time.DayOfWeek.MONDAY); String firstDayStr = firstDay.format(dateTimeFormatter); String sunStr ...
localDate.get(WeekFields.of(DayOfWeek.MONDAY, 1).weekOfMonth() 最后完整的就是 private static Map<Integer, WeekData> weeks(YearMonth yearMonth){ LocalDate start = LocalDate.now().with(yearMonth).with(TemporalAdjusters.firstDayOfMonth()); ...
WEEK_OF_YEAR) == cal2.get(Calendar.WEEK_OF_YEAR)) return true; } else if (1 == subYear && 11 == cal2.get(Calendar.MONTH)) { // 如果12月的最后一周横跨来年第一周的话则最后一周即算做来年的第一周 if (cal1.get(Calendar.WEEK_OF_YEAR) == cal2.get(Calendar.WEEK_OF_YEAR)) ...
默认的当前值Calendar c1=Calendar.getInstance();c1.set(2020,5,20);System.out.println("当前的时间是: "+year+"年"+month+"月"+day+"日"+"\t星期"+week);System.out.println("当前的时间是: "+hour+"时"+minute+"分"+second+"秒");System.out.println("设置的年月日时间是: "+c1.getTime(...
int weekday = c.get(Calendar.DAY_OF_WEEK) - 1; c.add(Calendar.DATE, -weekday); c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00")); } catch (Exception e) { e.printStackTrace(); } return c.getTime(); ...
get(Calendar.WEEK_OF_YEAR); System.out.println("当前周数为:" + week); // 设置日期为下个月 calendar.add(Calendar.MONTH, 1); System.out.println("下个月的月份为:" + (calendar.get(Calendar.MONTH) + 1)); // 设置日期为下周 calendar.add(Calendar.WEEK_OF_YEAR, 1); System.out.println...
[Android.Runtime.Register("WEEK_OF_MONTH")] public static Java.Text.DateFormat.Field? WeekOfMonth { get; } Property Value DateFormat.Field Attributes RegisterAttribute Remarks Portions of this page are modifications based on work created and shared by theAndroid Open Source Projectand used accordi...