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<?php var_dump((new \DateTime())->sub(new \DateInterval('P0.5M')));
Output for 8.3.0 - 8.3.6
Fatal error: Uncaught DateMalformedIntervalStringException: Unknown or bad format (P0.5M) in /in/Vuhn1:3 Stack trace: #0 /in/Vuhn1(3): DateInterval->__construct('P0.5M') #1 {main} thrown in /in/Vuhn1 on line 3
Process exited with code 255.
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Fatal error: Uncaught Exception: Unknown or bad format (P0.5M) in /in/Vuhn1:3 Stack trace: #0 /in/Vuhn1(3): DateInterval->__construct('P0.5M') #1 {main} thrown in /in/Vuhn1 on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Fatal error: Uncaught Exception: DateInterval::__construct(): Unknown or bad format (P0.5M) in /in/Vuhn1:3 Stack trace: #0 /in/Vuhn1(3): DateInterval->__construct('P0.5M') #1 {main} thrown in /in/Vuhn1 on line 3
Process exited with code 255.
Output for 5.4.2 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Fatal error: Uncaught exception 'Exception' with message 'DateInterval::__construct(): Unknown or bad format (P0.5M)' in /in/Vuhn1:3 Stack trace: #0 /in/Vuhn1(3): DateInterval->__construct('P0.5M') #1 {main} thrown in /in/Vuhn1 on line 3
Process exited with code 255.

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