date_default_timezone_set(

'PRC'

); 

//默认时区

//当前的时间增加5天

$date1

= 

"2014-11-11"

;

echo

date

(

'Y-m-d'

,

strtotime

(

"$date1 +5 day"

));  

//输出结果：2014-11-16

//相应地,要增加月,年,将day改成month或year即可

 

 

//+++ 今天、昨天、明天 、上一周、下一周 +++++++++

echo

"今天:"

,

date

(

"Y-m-d"

,time()),

"<hr>"

;

echo

"昨天:"

,

date

(

"Y-m-d"

,

strtotime

(

"-1 day"

)), 

"<hr>"

;

echo

"明天:"

,

date

(

"Y-m-d"

,

strtotime

(

"+1 day"

)), 

"<hr>"

;

echo

"一周后:"

,

date

(

"Y-m-d"

,

strtotime

(

"+1 week"

)), 

"<hr>"

;

echo

"一周零两天四小时两秒后:"

,

date

(

"Y-m-d G:H:s"

,

strtotime

(

"+1 week 2 days 4 hours 2 seconds"

)), 

"<hr>"

;

echo

"下个星期四:"

,

date

(

"Y-m-d"

,

strtotime

(

"next Thursday"

)), 

"<hr>"

;

echo

"上个周一:"

.

date

(

"Y-m-d"

,

strtotime

(

"last Monday"

)).

"<hr>"

;

echo

"一个月前:"

.

date

(

"Y-m-d"

,

strtotime

(

"last month"

)).

"<hr>"

;

echo

"一个月后:"

.

date

(

"Y-m-d"

,

strtotime

(

"+1 month"

)).

"<hr>"

;

echo

"十年后:"

.

date

(

"Y-m-d"

,

strtotime

(

"+10 year"

)).

"<hr>"

;