php获取本周开始日期和结束日期的方法
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参考技术A 本文实例讲述了php获取本周开始日期和结束日期的方法。分享给大家供大家参考。具体如下:复制代码
代码如下://当前日期
$sdefaultDate
=
date("Y-m-d");
//$first
=1
表示每周星期一为开始日期
0表示每周日为开始日期
$first=1;
//获取当前周的第几天
周日是
0
周一到周六是
1
-
6
$w=date('w',strtotime($sdefaultDate));
//获取本周开始日期,如果$w是0,则表示周日,减去
6
天
$week_start=date('Y-m-d',strtotime("$sdefaultDate
-".($w
?
$w
-
$first
:
6).'
days'));
//本周结束日期
$week_end=date('Y-m-d',strtotime("$week_start
+6
days"));
希望本文所述对大家的php程序设计有所帮助。
* 获取本周本季度本月上月的开始日期结束日期
- /**
- * 获取本周、本季度、本月、上月的开始日期、结束日期
- */
- var now = new Date(); //当前日期
- var nowDayOfWeek = now.getDay(); //今天本周的第几天
- var nowDay = now.getDate(); //当前日
- var nowMonth = now.getMonth(); //当前月
- var nowYear = now.getYear(); //当前年
- nowYear += (nowYear < 2000) ? 1900 : 0; //
- var lastMonthDate = new Date(); //上月日期
- lastMonthDate.setDate(1);
- lastMonthDate.setMonth(lastMonthDate.getMonth()-1);
- var lastYear = lastMonthDate.getYear();
- var lastMonth = lastMonthDate.getMonth();
- //格式化日期:yyyy-MM-dd
- function formatDate(date) {
- var myyear = date.getFullYear();
- var mymonth = date.getMonth()+1;
- var myweekday = date.getDate();
- if(mymonth < 10){
- mymonth = "0" + mymonth;
- }
- if(myweekday < 10){
- myweekday = "0" + myweekday;
- }
- return (myyear+"-"+mymonth + "-" + myweekday);
- }
- //获得某月的天数
- function getMonthDays(myMonth){
- var monthStartDate = new Date(nowYear, myMonth, 1);
- var monthEndDate = new Date(nowYear, myMonth + 1, 1);
- var days = (monthEndDate - monthStartDate)/(1000 * 60 * 60 * 24);
- return days;
- }
- //获得本季度的开始月份
- function getQuarterStartMonth(){
- var quarterStartMonth = 0;
- if(nowMonth<3){
- quarterStartMonth = 0;
- }
- if(2<nowMonth && nowMonth<6){
- quarterStartMonth = 3;
- }
- if(5<nowMonth && nowMonth<9){
- quarterStartMonth = 6;
- }
- if(nowMonth>8){
- quarterStartMonth = 9;
- }
- return quarterStartMonth;
- }
- //获得本周的开始日期
- function getWeekStartDate() {
- var weekStartDate = new Date(nowYear, nowMonth, nowDay - nowDayOfWeek);
- return formatDate(weekStartDate);
- }
- //获得本周的结束日期
- function getWeekEndDate() {
- var weekEndDate = new Date(nowYear, nowMonth, nowDay + (6 - nowDayOfWeek));
- return formatDate(weekEndDate);
- }
- //获得本月的开始日期
- function getMonthStartDate(){
- var monthStartDate = new Date(nowYear, nowMonth, 1);
- return formatDate(monthStartDate);
- }
- //获得本月的结束日期
- function getMonthEndDate(){
- var monthEndDate = new Date(nowYear, nowMonth, getMonthDays(nowMonth));
- return formatDate(monthEndDate);
- }
- //获得上月开始时间
- function getLastMonthStartDate(){
- var lastMonthStartDate = new Date(nowYear, lastMonth, 1);
- return formatDate(lastMonthStartDate);
- }
- //获得上月结束时间
- function getLastMonthEndDate(){
- var lastMonthEndDate = new Date(nowYear, lastMonth, getMonthDays(lastMonth));
- return formatDate(lastMonthEndDate);
- }
- //获得本季度的开始日期
- function getQuarterStartDate(){
- var quarterStartDate = new Date(nowYear, getQuarterStartMonth(), 1);
- return formatDate(quarterStartDate);
- }
- //或的本季度的结束日期
- function getQuarterEndDate(){
- var quarterEndMonth = getQuarterStartMonth() + 2;
- var quarterStartDate = new Date(nowYear, quarterEndMonth, getMonthDays(quarterEndMonth));
- return formatDate(quarterStartDate);
- }
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