3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d1 = new DateTime('1 march 2014 04:13'); $d2 = new DateTime('2 march 2014 05:13'); print ($d2 - $d1)[d]; print "Hello"; ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: Unsupported operand types: DateTime - DateTime in /in/q6L5o:6 Stack trace: #0 {main} thrown in /in/q6L5o on line 6
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Notice: Object of class DateTime could not be converted to number in /in/q6L5o on line 6 Notice: Object of class DateTime could not be converted to number in /in/q6L5o on line 6 Warning: Use of undefined constant d - assumed 'd' (this will throw an Error in a future version of PHP) in /in/q6L5o on line 6 Notice: Trying to access array offset on value of type int in /in/q6L5o on line 6 Hello
Output for 7.3.32 - 7.3.33
Warning: Use of undefined constant d - assumed 'd' (this will throw an Error in a future version of PHP) in /in/q6L5o on line 6 Hello
Output for 7.3.12 - 7.3.31
Notice: Object of class DateTime could not be converted to number in /in/q6L5o on line 6 Notice: Object of class DateTime could not be converted to number in /in/q6L5o on line 6 Warning: Use of undefined constant d - assumed 'd' (this will throw an Error in a future version of PHP) in /in/q6L5o on line 6 Hello
Output for 7.2.0 - 7.2.33
Notice: Object of class DateTime could not be converted to int in /in/q6L5o on line 6 Notice: Object of class DateTime could not be converted to int in /in/q6L5o on line 6 Warning: Use of undefined constant d - assumed 'd' (this will throw an Error in a future version of PHP) in /in/q6L5o on line 6 Hello
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20
Notice: Object of class DateTime could not be converted to int in /in/q6L5o on line 6 Notice: Object of class DateTime could not be converted to int in /in/q6L5o on line 6 Notice: Use of undefined constant d - assumed 'd' in /in/q6L5o on line 6 Hello
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
Parse error: syntax error, unexpected '[' in /in/q6L5o 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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/q6L5o on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/q6L5o on line 6
Process exited with code 255.

preferences:
211.16 ms | 401 KiB | 315 Q