<h2>start -- ${start}</h2><h2>end -- ${end}</h2><fmt:formatDate var="endDay" type="date" value="${start}" /><fmt:formatDate var="startDay" type="date" value="${end}&qu…

import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class date { /** * @param args * @throws ParseException */ public static void main(String[] args) throws ParseException { //…

1.DateTime t1 = Convert.ToDateTime("2006-1-6"); DateTime t2 = Convert.ToDateTime("2006-1-16"); int day=Math.Abs(((TimeSpan)(t1 - t2)).Days); 2.datediff(day,date1,date2) 3. DateTime oldDate = new DateTime(2002,7,15); DateTime newDate =…

java如何计算两个日期之间相差多少天? public static void main(String [] args) { Date now = new Date(); Calendar cal = Calendar.getInstance(); cal.set(2015,2,24);// cal.set(Calendar.YEAR, 2015);// cal.set(Calendar.MONTH, 2);// cal.set(Calendar.DATE, 24); long interval…

最近需求里面有个需要计算两个日期之间相隔的月份,写起来还挺繁琐,需要将各种情况都要考虑到,写了一个作为以后自己的工具吧. //获取哪一天 public static int getDay(Date date) { Calendar calendar = Calendar.getInstance(); calendar.setTime(date); return calendar.get(Calendar.DATE); } /** * 返回日期的月份,1-12,即yyyy-MM-dd中的MM *…

//两个日期之间相差的天数 function diffBetweenTwoDays ($day1, $day2) { $second1 = strtotime($day1); $second2 = strtotime($day2); if ($second1 < $second2) { $tmp = $second2; $second2 = $second1; $second1 = $tmp; } return ($second1 - $second2) / 86400; } $day1 = &qu…

<?php /** * 求两个日期之间相差的天数 * (针对1970年1月1日之后,求之前可以采用泰勒公式) * @param string $day1 * @param string $day2 * @return number */ function diffBetweenTwoDays ($day1, $day2) { $second1 = strtotime($day1); $second2 = strtotime($day2); if ($second1 < $second2) {…

/** * 计算两个日期之间相差的天数(带带负数) 支持格式YYYY-mm-dd比较 * @param higDate 减数 * @param lowDate 被减数 * @returns 差值天数 格式不正确返回null * @dada 2016-09-19 lhh添加备注 */ function DateDiff(higDate, lowDate) { //sDate1和sDate2是2006-12-18格式 var aDate, oDate1, oDate2, iDays; aDate =…

import java.util.*; import java.lang.Math; class Date1{ private int year; private int month; private int day; Date1(){ year=1900; month=1; day=1; } Date1(int y,int m,int d){ this.year=y; this.month=m; this.day=d; } public int getYear(){ return year;…

说明:如:1900-01-01与1900-01-01之间算一天 private static int DateDiff(DateTime dateStart, DateTime dateEnd) { DateTime start = Convert.ToDateTime(dateStart.ToShortDateString()); DateTime end = Convert.ToDateTime(dateStart.ToShortDateString()); TimeSpan sp = en…