// 获取当前年份.月份.日期 Calendar cale = null; cale = Calendar.getInstance(); // 获取当月第一天和最后一天 SimpleDateFormat formatTemp = new SimpleDateFormat("yyyy-MM-dd"); String firstday, lastday; // 获取当前月的第一天 cale = Calendar.getInstance(); cale.add(Calendar.MONTH,

public class CalendarTest { public static void main(String[] args) { // 获取当前年份.月份.日期 Calendar cale = null; cale = Calendar.getInstance(); int year = cale.get(Calendar.YEAR); int month = cale.get(Calendar.MONTH) + 1; int day = cale.get(Calendar.DATE);

package com.dada.test; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; /** * @author * @version * */ public class DateUtil { /** * 默认日期格式 */ public static String DEFAULT_FORMAT = "yyyy-MM-dd"; /** * 测试主方法 * @

SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");                    //获取前月的第一天         Calendar   cal_1=Calendar.getInstance();//获取当前日期          cal_1.add(Calendar.MONTH, -1);         cal_1.set(Calendar.DAY_OF_MONTH,1);//设置为1号,当前日期既

Java获取某年某月的最后一天 1.设计源码 LastDayOfMonth.java: /** * @Title:LastDayOfMonth.java * @Package:com.you.freemarker.model * @Description:获取某月的最后一天 * @author:Youhaidong(游海东) * @date:2014-5-29 下午10:58:20 * @version V1.0 */ package com.you.freemarker.model; impo

package test; import java.text.SimpleDateFormat; import java.util.Calendar; /** * ClassName: LastDayOfWeek * @Description: TODO * @author Owen * @date 2015年12月22日 */ public class LastDayOfWeek { /** * 获取某年某周的最后一天 * @Title:getLastDayOfWeek * @Descript

//本周的第一天和最后一天  代码如下 复制代码 $date=new DateTime();$date->modify('this week');$first_day_of_week=$date->format('Y-m-d');$date->modify('this week +6 days');$end_day_of_week=$date->format('Y-m-d'); 经过测试modity不知道是用做什么了,于时找了另两个例子  代码如下 复制代码 //这个星期的星期一

DateTime nowTime = DateTime.Now; #region 获取本周第一天 //星期一为第一天 int weeknow = Convert.ToInt32(nowTime.DayOfWeek); //因为是以星期一为第一天,所以要判断weeknow等于0时,要向前推6天. weeknow = (weeknow == ? ( - ) : (weeknow - )); ) * weeknow; //本周第一天 DateTime FirstDay = nowTime.AddDay

//每月第一天 - DateTime.Now.Day); //每月最后一天 var endTime=DateTime.Now.AddDays(1 - DateTime.Now.Day).AddMonths(1).AddDays(-1);

/** * 获取本月第一天 * @return */ public Date getmindate(){ Calendar calendar = Calendar.getInstance(); calendar.setTime(new Date()); calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMinimum(Calendar.DAY_OF_MONTH)); return calendar.getTime(); } /** * 获

SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd"); //获取前月的第一天 Calendar cal_1=Calendar.getInstance();//获取当前日期 cal_1.add(Calendar.MONTH, -1); cal_1.set(Calendar.DAY_OF_MONTH,1);//设置为1号,当前日期既为本月第一天 firstDay = format.format(cal_1.getTime(

public static void main(String[] args) throws ParseException { // 获取当月的天数(需完善) SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd"); // 定义当前期间的1号的date对象 Date date = null; try { date = dateFormat.parse("20160201"); } catch (Pa

<?phpfunction getthemonth($date){$firstday = date('Y-m-01', strtotime($date));$lastday = date('Y-m-d', strtotime("$firstday +1 month -1 day"));return array($firstday,$lastday);}$today = date("Y-m-d");$day=getthemonth($today);?>

/** * 获取当前月的第一天 */function getCurrentMonthFirst(){ var date=new Date(); date.setDate(1); return date;}/** * 获取当前月的最后一天 */function getCurrentMonthLast(){ var date=new Date(); var currentMonth=date.getMonth(); var nextMonth=++currentMonth; var nextMont

转载: http://blog.csdn.net/livening/article/details/6049341/ 代码: /// <summary> /// 取得某月的第一天 /// </summary> /// <param name="datetime">要取得月份第一天的时间</param> /// <returns></returns> private DateTime FirstDayOfMonth(

select to_char(trunc(add_months(last_day(sysdate), -1) + 1), 'yyyy-mm-dd') "本月第一天", to_char(last_day(sysdate), 'yyyy-mm-dd') "本月最后一天" --Oracle trunc()函数的用法 /**************日期********************/ 1.select trunc(sysdate) from dual  --201

当月第一天0时0分0秒: DateTime.Now.AddDays(1 - DateTime.Now.Day).Date 当月最后一天23时59分59秒: DateTime.Now.AddDays(1 - DateTime.Now.Day).Date.AddMonths(1).AddSeconds(-1)

var nowdays = new Date(); var year = nowdays.getFullYear(); var month = nowdays.getMonth(); if(month==0){ month = 12; year = year-1; } if(month<10){ month = '0'+month; } var myDate = new Date(year,month,0); var startDate = year+'-'+month+'-01 00:00:0

import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import java.util.GregorianCalendar; import org.junit.Test; public class TestDateUtil { //1.获取当月第一天 @Test public void testForDate(){ //规定返回日期格式 SimpleDateFormat sf=ne

1.获取上个月第一天及最后一天.    echo date('Y-m-01', strtotime('-1 month'));    echo "<br/>";    echo date('Y-m-t', strtotime('-1 month'));    echo "<br/>"; 2.获取当月第一天及最后一天.    $BeginDate=date('Y-m-01', strtotime(date("Y-m-d"))