php Date() function outputs Chinese year, month, day, hour, minute and second, _PHP tutorial

The php Date() function outputs the Chinese year, month, day, hour, minute and second,

Of course, it is impossible for PHP’s DATE function to directly output the Chinese year, month, day, but it can be used The following method writes a function yourself.

Copy the code as follows
function today(){
date_default_timezone_set ("Asia/Chongqing");
$a=date("Y");
$b=date("m ");
$c=date("d");
$d=date("G");
$e=date("i");
$f=date( "s");
return $a.'Year'.$b.'Month'.$c.'Day'.$d.'Hour'.$e.'Minute'.$f.'Second' ;}

If echo date("Y-m-d");

appears

Alarm number:

Warning: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'UTC' for '8.0/no DST' instead in G:sourcetestceshimktime.php on line 4
I checked the information online. Knowing the reason, let me share it with you:
When using PHP version above PHP5.3, as long as it involves time, a

"PHP Warning: date() [function.date]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'UTC' for '8.0/no DST' instead in

The following are three methods (any one will work):

1. Use date_default_timezone_set() on the header of the page to set date_default_timezone_set('PRC'); //East Eighth Time Zone echo date('Y-m-d H:i:s');

2. Use ini_set('date.timezone','Asia/Shanghai');

in the header of the page

3. Modify php.ini. Open php5.ini and search for date.timezone. Remove the semicolon and change it to: date.timezone =PRC
(www.111cn.net)
Restart the http service (such as apache2 or iis, etc.).

About date function parameters

d Day of the month, 2 digits with leading zeros 01 to 31

D Day of the week, text representation, 3 letters Mon to Sun

j Day of the month, without leading zeros 1 to 31

l (lower case letter of "L") Day of the week, complete text format Sunday to Saturday

N The day of the week represented by numbers in ISO-8601 format (newly added in PHP 5.1.0) 1 (Monday) to 7 (Sunday)

S English suffix after the day of the month, 2 characters st, nd, rd or th. Can be used with j

w The day of the week, the number represents 0 (Sunday) to 6 (Saturday)

z Day of the year 0 to 366

W Week number in the year in ISO-8601 format, each week starts on Monday (new in PHP 4.1.0) 42 (the 42nd week of the year)

F month, complete text format, such as January or March January to December

m Month represented by number, with leading zeros 01 to 12

M three-letter abbreviation for the month Jan to Dec

n Number of months, without leading zeros 1 to 12

t Number of days in a given month 28 to 31

L Whether it is a leap year. If it is a leap year, it is 1, otherwise it is 0

o Year number in ISO-8601 format.

Y 4-digit complete year. For example: 1999 or 2003

y 2-digit year. For example: 99 or 03

a Lowercase morning and afternoon values ​​am or pm

A uppercase morning and afternoon values ​​AM or PM

B Swatch Internet Standard Time 000 to 999

g hour, 12-hour format, no leading zeros 1 to 12

G hours, 24-hour format, no leading zeros 0 to 23

h hour, 12-hour format, with leading zeros 01 to 12

H hour, 24 hour format, with leading zeros 00 to 23

i Minutes with leading zeros 00 to 59>

s seconds, with leading zeros 00 to 59>

e Time zone identifier (newly added in PHP 5.1.0) For example: UTC, GMT, Atlantic/Azores

I Whether it is daylight saving time. If it is daylight saving time, it is 1, otherwise it is 0

O Number of hours from Greenwich Mean Time Example: +0200

P The difference from Greenwich Mean Time (GMT), with a colon separating hours and minutes. For example: +02:00

T The time zone where this machine is located

Z Time difference offset in seconds. Time zone offsets west of UTC are always negative and east of UTC are positive. -43200 to 43200

c Date in ISO 8601 format (new in PHP 5) 2004-02-12T15:19:21+00:00

r Date in RFC 822 format For example: Thu, 21 Dec 2000 16:01:07 +0200

U The number of seconds since the Unix epoch (January 1 1970 00:00:00 GMT) time() to get the timestamp

PHP’s date() function is very powerful. Through the above parameters, many date operations can be realized. For example, getting the red parameter description I marked above to realize what day of the week today is!
from:http://www.111cn.net/phper/php/53150.htm

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