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<?php $date = new DateTime('now'); $firstOfMonth = $date->modify('1st of current month')->format(DATE_ISO8601); $lastOfMonth = $date->modify('end of month')->format(DATE_ISO8601); var_dump(array($firstOfMonth, $lastOfMonth));
Output for 8.3.0 - 8.3.4
Fatal error: Uncaught DateMalformedStringException: DateTime::modify(): Failed to parse time string (1st of current month) at position 0 (1): Unexpected character in /in/nT4lu:5 Stack trace: #0 /in/nT4lu(5): DateTime->modify('1st of current ...') #1 {main} thrown in /in/nT4lu on line 5
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17
Warning: DateTime::modify(): Failed to parse time string (1st of current month) at position 0 (1): Unexpected character in /in/nT4lu on line 5 Fatal error: Uncaught Error: Call to a member function format() on bool in /in/nT4lu:5 Stack trace: #0 {main} thrown in /in/nT4lu on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
Warning: DateTime::modify(): Failed to parse time string (1st of current month) at position 0 (1): Unexpected character in /in/nT4lu on line 5 Fatal error: Uncaught Error: Call to a member function format() on boolean in /in/nT4lu:5 Stack trace: #0 {main} thrown in /in/nT4lu on line 5
Process exited with code 255.
Output for 5.6.0 - 5.6.38
Warning: DateTime::modify(): Failed to parse time string (1st of current month) at position 0 (1): Unexpected character in /in/nT4lu on line 5 Fatal error: Call to a member function format() on boolean in /in/nT4lu on line 5
Process exited with code 255.
Output for 5.2.13 - 5.2.17, 5.3.2 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Warning: DateTime::modify(): Failed to parse time string (1st of current month) at position 0 (1): Unexpected character in /in/nT4lu on line 5 Fatal error: Call to a member function format() on a non-object in /in/nT4lu on line 5
Process exited with code 255.
Output for 5.3.0 - 5.3.1
array(2) { [0]=> string(24) "2013-12-04T11:46:42+0100" [1]=> string(24) "2013-12-04T11:46:42+0100" }
Output for 5.2.0 - 5.2.12
Fatal error: Call to a member function format() on a non-object in /in/nT4lu on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/nT4lu on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/nT4lu on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_OBJECT_OPERATOR in /in/nT4lu on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/nT4lu on line 5
Process exited with code 255.

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