PHP printing implementation tips at any time _ PHP Tutorial

PHP printing implementation skills at any time. Today, I want to introduce you to printing any time code for PHP :? Phpdate_default_timezone_set (AsiaShanghai); $ adate (Y-m-dH: I: s, strtotime (-1day); echo $ a is about

PHP prints any time code:

1. <? Php
2. Date_default_timezone_set
   ('Asia/Shanghai ');
3. $ A = date ('Y-m-d H: I: S ',
   Strtotime ('-1 DAY '));
4. Echo $;
5. ?>

The above PHP print any time code can print the previous day, you can use a similar method to print any time you want to determine. Here, "-" indicates the corresponding time forward, and "+" indicates the corresponding time later.

1. -1 year
2. -1 month
3. -1 day
4. -1 hour
5. -1 minute
6. -1 second

Arbitrary PHP printing time code :? Php date_default_timezone_set ('Asia/Shanghai'); $ a = date ('Y-m-dH: I: S', strtotime ('-1day ')); echo $...