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<?php $datetime2 = date_create('13-11-2013'); $datetime1 = date_create('24-05-2013'); $interval = date_diff($datetime1, $datetime2); echo $interval->format('%R%a dias'); echo "\n".'24-05-2013 (-143 dias)';
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.26, 5.6.28, 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
+173 dias 24-05-2013 (-143 dias)
Output for 5.6.27, 5.6.29

Process exited with code 137.
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined function date_diff() in /in/mbtr3 on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Call to undefined function date_create() in /in/mbtr3 on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: date_create() in /in/mbtr3 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: date_create() in /in/mbtr3 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: date_create() in /in/mbtr3 on line 3

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