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PHP Cookbook by Adam Trachtenberg, David Sklar

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3.4. Printing a Date or Time in a Specified Format

Problem

You need to print out a date or time formatted in a particular way.

Solution

Use date( ) or strftime( ):

print strftime('%c');
print date('m/d/Y');
Tue Jul 30 11:31:08 2002
               07/30/2002

Discussion

Both date( ) and strftime( ) are flexible functions that can produce a formatted time string with a variety of components. The formatting characters for these functions are listed in Table 3-3. The Windows column indicates whether the formatting character is supported by strftime( ) on Windows systems.

Table 3-3. strftime( ) and date( ) format characters

Type

strftime( )

date( )

Description

Range

Windows

Hour

%H

H

Hour, numeric, 24-hour clock

00-23

Yes

Hour

%I

h

Hour, numeric, 12-hour clock

01-12

Yes

Hour

%k

Hour, numeric, 24-hour clock, leading zero as space

0-23

No

Hour

%l

Hour, numeric, 12-hour clock, leading zero as space

1-12

No

Hour

%p

A

AM or PM designation for current locale

Yes

Hour

%P

a

am/pm designation for current locale

No

Hour

G

Hour, numeric, 24-hour clock, leading zero trimmed

0-23

No

Hour

g

Hour, numeric, 12-hour clock, leading zero trimmed

0-1

No

Minute

%M

I

Minute, numeric

00-59

Yes

Second

%S

s

Second, numeric

00-61[a]

Yes

Day

%d

d

Day of the month, numeric

01-31

Yes

Day

%e

Day of the month, numeric, leading zero as space

1-31

No

Day

%j

z

Day of the year, numeric

001-366 for strftime( )

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