3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $start = new DateTime('first day of this month'); $end = new DateTime('first day of next month'); $interval = DateInterval::createFromDateString('1 day'); $period = new DatePeriod($start, $interval, $end); foreach ($period as $dt) { echo $dt->format("Y-m-d") . PHP_EOL; }
Output for 5.6.28, 7.0.12 - 7.1.0
2013-05-01 2013-05-02 2013-05-03 2013-05-04 2013-05-05 2013-05-06 2013-05-07 2013-05-08 2013-05-09 2013-05-10 2013-05-11 2013-05-12 2013-05-13 2013-05-14 2013-05-15 2013-05-16 2013-05-17 2013-05-18 2013-05-19 2013-05-20 2013-05-21 2013-05-22 2013-05-23 2013-05-24 2013-05-25 2013-05-26 2013-05-27 2013-05-28 2013-05-29 2013-05-30 2013-05-31
Output for 5.5.24, 5.5.35, 5.6.21, 7.0.6
2016-05-01 2016-05-02 2016-05-03 2016-05-04 2016-05-05 2016-05-06 2016-05-07 2016-05-08 2016-05-09 2016-05-10 2016-05-11 2016-05-12 2016-05-13 2016-05-14 2016-05-15 2016-05-16 2016-05-17 2016-05-18 2016-05-19 2016-05-20 2016-05-21 2016-05-22 2016-05-23 2016-05-24 2016-05-25 2016-05-26 2016-05-27 2016-05-28 2016-05-29 2016-05-30 2016-05-31
Output for 5.5.25 - 5.5.30, 5.5.34, 5.6.8 - 5.6.14, 5.6.20, 7.0.5
2016-04-01 2016-04-02 2016-04-03 2016-04-04 2016-04-05 2016-04-06 2016-04-07 2016-04-08 2016-04-09 2016-04-10 2016-04-11 2016-04-12 2016-04-13 2016-04-14 2016-04-15 2016-04-16 2016-04-17 2016-04-18 2016-04-19 2016-04-20 2016-04-21 2016-04-22 2016-04-23 2016-04-24 2016-04-25 2016-04-26 2016-04-27 2016-04-28 2016-04-29 2016-04-30
Output for 5.5.31 - 5.5.33, 5.6.15 - 5.6.19, 7.0.0 - 7.0.4
2016-03-01 2016-03-02 2016-03-03 2016-03-04 2016-03-05 2016-03-06 2016-03-07 2016-03-08 2016-03-09 2016-03-10 2016-03-11 2016-03-12 2016-03-13 2016-03-14 2016-03-15 2016-03-16 2016-03-17 2016-03-18 2016-03-19 2016-03-20 2016-03-21 2016-03-22 2016-03-23 2016-03-24 2016-03-25 2016-03-26 2016-03-27 2016-03-28 2016-03-29 2016-03-30 2016-03-31
Output for 5.3.0 - 5.4.45
2015-11-01 2015-11-02 2015-11-03 2015-11-04 2015-11-05 2015-11-06 2015-11-07 2015-11-08 2015-11-09 2015-11-10 2015-11-11 2015-11-12 2015-11-13 2015-11-14 2015-11-15 2015-11-16 2015-11-17 2015-11-18 2015-11-19 2015-11-20 2015-11-21 2015-11-22 2015-11-23 2015-11-24 2015-11-25 2015-11-26 2015-11-27 2015-11-28 2015-11-29 2015-11-30
Output for 5.2.0 - 5.2.17
Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): 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/7eCcP:2 Stack trace: #0 /in/7eCcP(2): DateTime->__construct('first day of th...') #1 {main} thrown in /in/7eCcP on line 2
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/7eCcP 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/7eCcP 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/7eCcP on line 2