PHP Functions Essential Reference

gmmktime

int gmmktime(int hour, int minute, int second, int month, int day, int year) 

hour	Hours
minute	Minutes
second	Seconds
month	Numerical month
day	Numerical day
year	Year

Creates a UNIX timestamp from a GMT date.

Returns:

UNIX timestamp if successful; -1 if 0 is given for each of month , day , and year

Description:

This function is like mktime() except that the returned UNIX time is formatted to GMT.

Version:

PHP 3, PHP 4

See also:

mktime() 
gmdate() 

Example:

Create a UNIX timestamp from the GMT date and print it

$my_time = gmmktime(0, 0, 0, 4, 1, 1998); print(date("M-d-Y", $my_time));