- date_default_timezone_set: documentation ( source)
- date: documentation ( source)
- strtotime: documentation ( source)
- printf: documentation ( source)
<?php
date_default_timezone_set('UTC');
$tests = array(
'now',
'now +2',
'now +2 hours',
'now +1.5 hours',
'now +2.5 hours',
'now +3.5 hours',
'now +2,5 hours',
'now +2 5 hours',
'now +7 hours',
);
foreach ($tests as $test) {
printf("%-20s %s\n", $test, date('r', strtotime($test)));
}