What is the usage of php date

php date is used to format local date and time and return a formatted date string. The syntax of this function is "date(format,timestamp);", where the parameter format represents the output date string. format.

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How to use php date

date() function formats local date and time and returns the formatted date string.

Syntax

date(format,timestamp);

Parameters

format

Required. Specifies the format of the output date string. The following characters are available:

d - day of the month (from 01 to 31)

D - textual representation of the day of the week (in three letters)

j - Day of the month without leading zeros (1 to 31)

l (lowercase 'L') - Full textual representation of the day of the week

N - ISO-8601 numeric representation of the day of the week (1 for Monday, 7 for Sunday)

S - English ordinal suffix for the day of the month (2 characters : st, nd, rd or th. Used with j)

w - Numerical representation of the day of the week (0 represents Sunday [Sunday], 6 represents Saturday [Saturday])

z - Day of the year (from 0 to 365)

W - Represents the day of the year in ISO-8601 number format (week starts with Monday)

F - Full textual representation of the month (January to December)

m - Numerical representation of the month (from 01 to 12)

M - Month A short text representation (in three letters) of

n - the numeric representation of the month without leading zeros (1 to 12)

t - the number of days contained in a given month

L - Whether it is a leap year (1 if it is a leap year, 0 otherwise)

o - The year number under the ISO-8601 standard

Y - The four-digit year Represents

y - Two-digit representation of the year

a - Represents lowercase: am or pm

A - Represents uppercase: AM or PM

B - Swatch Internet Time (000 to 999)

g - 12-hour clock without leading zeros (1 to 12)

G - 24-hour clock without leading zeros (0 to 23)

h - 12-hour clock with leading zeros (01 to 12)

H - 24-hour clock with leading zeros (00 to 23)

i - Minutes, with leading zeros (00 to 59)

s - Seconds, with leading zeros (00 to 59)

u - Microseconds (new in PHP 5.2.2)

e - Time zone identifier (e.g. UTC, GMT, Atlantic/Azores)

I (uppercase i) - Whether the date is in daylight saving time (1 if it is, 0 otherwise)

O - Difference in Greenwich Mean Time (GMT), in hours (Example: 0100)

P - Difference in Greenwich Mean Time (GMT), Units are hours:minutes (new in PHP 5.1.3)

T - abbreviation for time zone (examples: EST, MDT)

Z - time zone offset in seconds . Negative time zone offsets west of UTC (-43200 to 50400)

c - ISO-8601 standard dates (e.g. 2013-05-05T16:34:42 00:00)

r - A date in RFC 2822 format (e.g. Fri, 12 Apr 2013 12:01:05 0200)

U - The number of seconds elapsed since the Unix epoch (January 1 1970 00:00:00 GMT)

At the same time, you can also use the following predefined constants (available starting from PHP 5.1.0):

DATE_ATOM - Atom (for example: 2013-04-12T15:52:01 00:00)

DATE_COOKIE - HTTP Cookies (Example: Friday, 12-Apr-13 15:52:01 UTC)

DATE_ISO8601 - ISO-8601 (Example: 2013-04-12T15:52:01 0000)

DATE_RFC822 - RFC 822 (Example: Friday, 12 Apr 13 15:52:01 0000)

DATE_RFC850 - RFC 850 (Example: Friday, 12-Apr-13 15:52:01 UTC)

DATE_RFC1036 - RFC 1036 (Example: Fri, 12 Apr 13 15:52:01 0000)

DATE_RFC1123 - RFC 1123 (Example: Fri, 12 Apr 2013 15:52:01 0000)

DATE_RFC2822 - RFC 2822 (Fri, 12 Apr 2013 15:52:01 0000)

DATE_RFC3339 - Same as DATE_ATOM (as of PHP 5.1.3)

DATE_RSS - RSS (Fri, 12 Aug 2013 15:52:01 0000)

DATE_W3C - World Wide Web Consortium (Example: 2013-04-12T15:52:01 00:00)

timestamp Available select. Specifies an integer Unix timestamp. The default is the current local time (time()).

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