3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $start = new DateTime('2010-12-02'); $start->modify('first day of this month'); $end = new DateTime('2012-05-06'); $end->modify('first day of next month'); $interval = DateInterval::createFromDateString('1 month'); $period = new DatePeriod($start, $interval, $end); foreach ($period as $dt) { $month = $dt->format('m'); $year = $dt->format('Y'); if(date('Y-m',strtotime($end)) != $year.'-'.$month) echo $dt->format("Y-m") . PHP_EOL; }
based on tCISo
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2010-12 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-01 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-02 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-03 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-04 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-05 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-06 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-07 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-08 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-09 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-10 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-11 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-12 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-01 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-02 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-03 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-04 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-05
Output for hhvm-3.10.0 - 3.13.2
Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2010-12 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-01 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-02 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-03 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-04 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-05 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-06 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-07 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-08 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-09 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-10 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-11 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2011-12 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-01 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-02 Warning: strtotime() expects parameter 1 to be string, object given in /in/gUnVi on line 13 2012-03 2012-04 2012-05
Output for 5.2.13 - 5.2.17
Warning: DateTime::modify(): Failed to parse time string (first day of this month) at position 10 (o): The timezone could not be found in the database in /in/gUnVi on line 3 Warning: DateTime::modify(): Failed to parse time string (first day of next month) at position 10 (o): The timezone could not be found in the database in /in/gUnVi on line 5 Fatal error: Class 'DateInterval' not found in /in/gUnVi on line 6
Process exited with code 255.
Output for 5.2.0 - 5.2.12
Fatal error: Class 'DateInterval' not found in /in/gUnVi on line 6
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/gUnVi on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/gUnVi on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/gUnVi on line 2