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<?php $now = time(); $ts = new \DateTime('@1368007801'); echo $ts->format('c'); echo $now - $ts->getTimestamp();
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
2013-05-08T10:10:01+00:00442712
Output for 5.2.6 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aI6GC on line 4 2013-05-08T10:10:01+00:00 Fatal error: Call to undefined method DateTime::getTimestamp() in /in/aI6GC on line 6
Process exited with code 255.
Output for 5.2.0 - 5.2.5
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aI6GC on line 4 2013-05-08T10:10:01+01:00 Fatal error: Call to undefined method DateTime::getTimestamp() in /in/aI6GC on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aI6GC on line 4 Fatal error: Class 'DateTime' not found in /in/aI6GC on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aI6GC on line 4 Fatal error: Cannot instantiate non-existent class: datetime in /in/aI6GC on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/aI6GC on line 4 Fatal error: Cannot instantiate non-existent class: datetime in /in/aI6GC on line 4

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