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<?php $dt = new DateTime(); $dt->modify('first day of month'); echo $dt->format('Y-m-d');
Output for git.master, git.master_jit
Warning: DateTime::modify(): Failed to parse time string (first day of month) at position 13 (m): The timezone could not be found in the database in /in/66Z9D on line 3 2013-01-28
Output for rfc.property-hooks
Fatal error: Uncaught DateMalformedStringException: DateTime::modify(): Failed to parse time string (first day of month) at position 13 (m): The timezone could not be found in the database in /in/66Z9D:3 Stack trace: #0 /in/66Z9D(3): DateTime->modify('first day of mo...') #1 {main} thrown in /in/66Z9D on line 3
Process exited with code 255.

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