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<?php echo date('z',strtotime("2014-12-31")); $s = new DateTime(strtotime("2014-01-01")); $e = new DateTime(strtotime("2014-12-31")); echo $e->diff($s)->days;
Output for 8.3.0 - 8.3.6
364 Fatal error: Uncaught DateMalformedStringException: Failed to parse time string (1388530800) at position 8 (0): Unexpected character in /in/u9aJ3:4 Stack trace: #0 /in/u9aJ3(4): DateTime->__construct('1388530800') #1 {main} thrown in /in/u9aJ3 on line 4
Process exited with code 255.
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
364 Fatal error: Uncaught Exception: Failed to parse time string (1388530800) at position 8 (0): Unexpected character in /in/u9aJ3:4 Stack trace: #0 /in/u9aJ3(4): DateTime->__construct('1388530800') #1 {main} thrown in /in/u9aJ3 on line 4
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, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30
364 Fatal error: Uncaught Exception: DateTime::__construct(): Failed to parse time string (1388530800) at position 8 (0): Unexpected character in /in/u9aJ3:4 Stack trace: #0 /in/u9aJ3(4): DateTime->__construct('1388530800') #1 {main} thrown in /in/u9aJ3 on line 4
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 8.0.13
364 Fatal error: Uncaught Exception: DateTime::__construct(): Failed to parse time string (1388534400) at position 8 (0): Unexpected character in /in/u9aJ3:4 Stack trace: #0 /in/u9aJ3(4): DateTime->__construct('1388534400') #1 {main} thrown in /in/u9aJ3 on line 4
Process exited with code 255.
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
364 Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (1388530800) at position 8 (0): Unexpected character' in /in/u9aJ3:4 Stack trace: #0 /in/u9aJ3(4): DateTime->__construct('1388530800') #1 {main} thrown in /in/u9aJ3 on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
364 Fatal error: Class 'DateTime' not found in /in/u9aJ3 on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/u9aJ3 on line 6
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, expecting ',' or ';' in /in/u9aJ3 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/u9aJ3 on line 6
Process exited with code 255.

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