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<?php $change = 1453404531; $then = date("F j, Y, g:i a", $change); $now = date("F j, Y, g:i a"); $interval = date_diff($then, $now); echo $interval->format("%H:%I");
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught TypeError: date_diff(): Argument #1 ($baseObject) must be of type DateTimeInterface, string given in /in/0jvhC:5 Stack trace: #0 /in/0jvhC(5): date_diff('January 21, 201...', 'January 21, 201...') #1 {main} thrown in /in/0jvhC on line 5
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: date_diff() expects parameter 1 to be DateTimeInterface, string given in /in/0jvhC on line 5 Fatal error: Uncaught Error: Call to a member function format() on bool in /in/0jvhC:7 Stack trace: #0 {main} thrown in /in/0jvhC on line 7
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: date_diff() expects parameter 1 to be DateTimeInterface, string given in /in/0jvhC on line 5 Fatal error: Uncaught Error: Call to a member function format() on boolean in /in/0jvhC:7 Stack trace: #0 {main} thrown in /in/0jvhC on line 7
Process exited with code 255.
Output for 5.6.0 - 5.6.38
Warning: date_diff() expects parameter 1 to be DateTimeInterface, string given in /in/0jvhC on line 5 Fatal error: Call to a member function format() on boolean in /in/0jvhC on line 7
Process exited with code 255.
Output for 5.5.8 - 5.5.38
Warning: date_diff() expects parameter 1 to be DateTimeInterface, string given in /in/0jvhC on line 5 Fatal error: Call to a member function format() on a non-object in /in/0jvhC on line 7
Process exited with code 255.
Output for 5.5.0 - 5.5.7
Warning: date_diff() expects parameter 1 to be DateTime, string given in /in/0jvhC on line 5 Fatal error: Call to a member function format() on a non-object in /in/0jvhC on line 7
Process exited with code 255.

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