PHP: get next hour

php-get-next-hour.php

<?php
// Thanks to: http://www.sitepoint.com/forums/showthread.php?708194-Is-it-possible-to-round-up-date()-or-strtotime()-to-nearest-hour&s=086875bf39a87d999fd9db47ac69bcf0&p=4720952&viewfull=1#post4720952

// php >= 5.3
$date = '2014-04-01 18:30:00'; 
$datetime = DateTime::createFromFormat('Y-m-d H:??:??', $date); 

$start = $datetime->format('g A'); 
$end   = $datetime->modify('next hour')->format('g A'); 

echo "Scheduled between $start and $end.";  

// php <= 5.2
$date = '2014-04-01 18:30:00'; 

$start = date('g A', strtotime($date)); 
$end   = date('g A', strtotime('+1 hour', strtotime($date))); 

echo "Scheduled between $start and $end.";  

// php = 5.2 
// alternative
$date = '2014-04-01 18:30:00'; 
$datetime = new DateTime($date); 

$start = $datetime->format('g A'); 

$datetime->modify('+1 hour'); 
$end = $datetime->format('g A'); 

echo "Scheduled between $start and $end.";