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run code in 150+ php & hhvm versions
Bugs & Features
<?php $start = (new DateTime('1 year ago'))->modify('first day of this month'); $end = (new DateTime())->modify('first day of this month'); $interval = new DateInterval('P1M'); $period = new DatePeriod($start, $interval, $end); $months = array(); foreach ($period as $dt) { $months[$dt->format('Y-m-d')] = $dt->format('Y-m'); } $reverse_months = array_reverse($months); print_r($reverse_months);
Output for 5.4.0 - 5.6.27, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
Array ( [2016-10-01] => 2016-10 [2016-09-01] => 2016-09 [2016-08-01] => 2016-08 [2016-07-01] => 2016-07 [2016-06-01] => 2016-06 [2016-05-01] => 2016-05 [2016-04-01] => 2016-04 [2016-03-01] => 2016-03 [2016-02-01] => 2016-02 [2016-01-01] => 2016-01 [2015-12-01] => 2015-12 [2015-11-01] => 2015-11 )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/Qt1hW on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_OBJECT_OPERATOR in /in/Qt1hW on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Qt1hW on line 2
Process exited with code 255.