3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateTime("2016-01-05"); $b = new DateTime("2016-01-06"); $c = new DateTime("2016-01-07"); var_dump($b-$a);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught TypeError: Unsupported operand types: DateTime - DateTime in /in/Z0uZ6:7 Stack trace: #0 {main} thrown in /in/Z0uZ6 on line 7
Process exited with code 255.
Output for 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Object of class DateTime could not be converted to number in /in/Z0uZ6 on line 7 Notice: Object of class DateTime could not be converted to number in /in/Z0uZ6 on line 7 int(0)
Output for 7.3.32 - 7.3.33
int(0)
Output for 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 - 7.2.33
Notice: Object of class DateTime could not be converted to int in /in/Z0uZ6 on line 7 Notice: Object of class DateTime could not be converted to int in /in/Z0uZ6 on line 7 int(0)

preferences:
215.2 ms | 403 KiB | 329 Q