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run code in 150+ php & hhvm versions
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<?php $d = new \DateTime('2013-07-31'); echo $d->format('Y-m-d H:i:s'), "\n"; $s = clone $d; $d->modify('first day of this month'); echo $d->format('Y-m-d H:i:s');
Output for 5.3.0 - 7.1.0
2013-07-31 00:00:00 2013-07-01 00:00:00
Output for 5.2.13 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Y6NrT on line 3 2013-07-31 00:00:00 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/Y6NrT on line 6 2013-07-31 00:00:00
Output for 5.2.0 - 5.2.12
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Y6NrT on line 3 2013-07-31 00:00:00 2013-08-01 00:00:00
Output for 5.0.0 - 5.1.6
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Y6NrT on line 3 Fatal error: Class 'DateTime' not found in /in/Y6NrT on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Y6NrT on line 3 Parse error: syntax error, unexpected T_VARIABLE in /in/Y6NrT on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Y6NrT on line 3 Parse error: parse error, unexpected T_VARIABLE in /in/Y6NrT on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/Y6NrT on line 3 Parse error: parse error in /in/Y6NrT on line 5
Process exited with code 255.