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run code in 200+ php & hhvm versions
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<?php $dt = new DateTime('2015-04-30'); var_dump($dt->modify('+50 months'));
based on SAnZV
Output for 5.4.30 - 7.2.0
object(DateTime)#1 (3) { ["date"]=> string(26) "2019-06-30 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.3.0 - 5.4.29
object(DateTime)#1 (3) { ["date"]=> string(19) "2019-06-30 00:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" }
Output for 5.2.0 - 5.2.17
NULL
Output for 5.0.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/uqEPB on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/uqEPB on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/uqEPB on line 3