PHP: mktime() function

Last update on August 19 2022 21:51:17 (UTC/GMT +8 hours)

Description

The mktime() function returns the Unix timestamp for a date.

Version:

(PHP 4 and above)

Syntax:

mktime(hour, minute, second, month, day, year, is_dst)

Parameter:

Name	Description	Required/ Optional	Type
hour	Numeric representation of hours	Optional	Integer
minute	Numeric representation of minute	Optional	Integer
second	Numeric representation of second	Optional	Integer
month	Numeric representation of month	Optional	Integer
day	Numeric representation of day	Optional	Integer
year	Numeric representation of year	Optional	Integer
is_dst	Whether Daylight Saving Time is active (values 1 or 0 ). In PHP 5.1.0, this parameter became deprecated. As a result, the new timezone handling features should be used instead.	Optional	Integer

Return value:

The Unix timestamp corresponding to the parameters given. If the parameters are invalid, the function returns FALSE.

Value Type: Integer.

Example:

<?php
echo(date("M-d-Y",mktime(0,0,0,2,12,98))."<br />");
echo(date("M-d-Y",mktime(0,0,0,17,4,2005))."<br />");
echo(date("M-d-Y",mktime(0,0,0,1,36,2000))."<br />");
echo(date("M-d-Y",mktime(24,0,0,1,1,99))."<br />");
?>

Sample Output :

Feb-12-1998
May-04-2006
Feb-05-2000
Jan-02-1999

View the example in the browser

See also

PHP Function Reference

Previous: microtime
Next: strftime