计算两个日期间相隔了多少周


【计算两个日期间相隔了多少周】计算两个日期间相隔多少周,只要个了周日就算一周

/*** 计算两个日期间相隔的周数* * @param startDate*开始日期* @param endDate*结束日期* @return*/ public static int computeWeeks(Date startDate, Date endDate) {int weeks = 0; Calendar beginCalendar = Calendar.getInstance(); beginCalendar.setTime(startDate); Calendar endCalendar = Calendar.getInstance(); endCalendar.setTime(endDate); while (beginCalendar.before(endCalendar)) {// 如果开始日期和结束日期在同年、同月且当前月的同一周时结束循环if (beginCalendar.get(Calendar.YEAR) == endCalendar.get(Calendar.YEAR)&& beginCalendar.get(Calendar.MONTH) == endCalendar.get(Calendar.MONTH)&& beginCalendar.get(Calendar.DAY_OF_WEEK_IN_MONTH) == endCalendar.get(Calendar.DAY_OF_WEEK_IN_MONTH)) {break; } else {beginCalendar.add(Calendar.DAY_OF_YEAR, 7); weeks += 1; }}return weeks; }

    推荐阅读