计算两个日期之间的天数+1

/** * 计算两个日期之间的天数＋1 * @param beginDate * @param endDate * @return */public int daysOfTwoDate(Date beginDate,Date endDate){int days = 1;//两个日期之前的天数DateFormat df = new SimpleDateFormat("yyyyMMdd");Calendar beginCalendar = Calendar.getInstance();Calendar endCalendar = Calendar.getInstance();beginCalendar.setTime(beginDate);endCalendar.setTime(endDate);//计算天数while(beginCalendar.before(endCalendar)){days++;beginCalendar.add(Calendar.DAY_OF_MONTH, 1);}return days;}