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<?php $date = new \DateTime(); $date->setDate(2014, 1, 1); print_r($date->modify('last day of year'));
Output for 8.3.0 - 8.3.6
Fatal error: Uncaught DateMalformedStringException: DateTime::modify(): Failed to parse time string (last day of year) at position 12 (y): The timezone could not be found in the database in /in/vJFHo:5 Stack trace: #0 /in/vJFHo(5): DateTime->modify('last day of yea...') #1 {main} thrown in /in/vJFHo on line 5
Process exited with code 255.
Output for 5.4.1 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: DateTime::modify(): Failed to parse time string (last day of year) at position 12 (y): The timezone could not be found in the database in /in/vJFHo on line 5

preferences:
180.07 ms | 404 KiB | 225 Q