date() in php

PHP date():

Definition and Usage

The date() function formats a local time/date.



Syntax

<?php date(format,timestamp) ?>

Example

<?php echo date("d-m-y h:i:s"); ?>




Output :

20-05-13 08:40:15 



parameter	description
d	The day of the month (from 01 to 31)
D	A textual representation of a day (three letters)
j	The day of the month without leading zeros (1 to 31)
l(lowercase 'L')	A full textual representation of a day
N	The ISO-8601 numeric representation of a day (1 for Monday through 7 for Sunday)
S	The English ordinal suffix for the day of the month (2 characters st, nd, rd or th. Works well with j)
w	A numeric representation of the day (0 for Sunday through 6 for Saturday)
z	The day of the year (from 0 through 365)
W	The ISO-8601 week number of year (weeks starting on Monday)
F	A full textual representation of a month (January through December)
m	A numeric representation of a month (from 01 to 12)
M	A short textual representation of a month (three letters)
n	A numeric representation of a month, without leading zeros (1 to 12)
t	The number of days in the given month
L	Whether it's a leap year (1 if it is a leap year, 0 otherwise)
o	The ISO-8601 year number
Y	A four digit representation of a year
a	Lowercase am or pm
A	Uppercase AM or PM
B	Swatch Internet time (000 to 999)
g	12-hour format of an hour (1 to 12)
G	24-hour format of an hour (0 to 23)
h	12-hour format of an hour (01 to 12)
H	24-hour format of an hour (00 to 23)
i	Minutes with leading zeros (00 to 59)
s	Seconds, with leading zeros (00 to 59)
e	The timezone identifier (Examples: UTC, Atlantic/Azores)
I(capital i)	Whether the date is in daylights savings time (1 if Daylight Savings Time, 0 otherwise)
O	Difference to Greenwich time (GMT) in hours (Example: +0100)
T	Timezone setting of the PHP machine (Examples: EST, MDT)
Z	Timezone offset in seconds. The offset west of UTC is negative, and the offset east of UTC is positive (-43200 to 43200)
c	The ISO-8601 date (e.g. 2004-02-12T15:19:21+00:00)
r	The RFC 2822 formatted date (e.g. Thu, 21 Dec 2000 16:01:07 +0200)
U	The seconds since the Unix Epoch (January 1 1970 00:00:00 GMT)

Example

<?php echo("Result with date():<br />"); echo(date("l") . "<br />"); echo(date("l dS \of F Y h:i:s A") . "<br />"); echo(date(DATE_RFC822) . "<br />"); echo(date(DATE_ATOM,mktime(0,0,0,10,3,1975)) . "<br />"); echo("Result with gmdate():<br />"); echo(gmdate("l") . "<br />"); echo(gmdate("l dS \of F Y h:i:s A") . "<br />"); echo(gmdate(DATE_RFC822) . "<br />"); echo(gmdate(DATE_ATOM,mktime(0,0,0,10,3,1975)) . "<br />"); ?>




The output of the code above could be something like this:

Result with date():

Tuesday Tuesday 24th of January 2006 02:41:22 PM Tue, 24 Jan 2006 14:41:22 CET 1975-10-03T00:00:00+0100

Result with gmdate():

Tuesday Tuesday 24th of January 2006 01:41:22 PM Tue, 24 Jan 2006 13:41:22 GMT 1975-10-02T23:00:00+0000