3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date1 = new DateTime('2010-01-25'); $date2 = new DateTime('2010-02-20'); $interval = $date2->diff($date1); $months = ($interval->y * 12) + $interval->m; $months += number_format(interval->d / 30, 1); echo $months;
Output for 8.1.23 - 8.1.28, 8.2.10 - 8.2.18, 8.3.0 - 8.3.7
Fatal error: Uncaught Error: Undefined constant "interval" in /in/7WliZ:8 Stack trace: #0 {main} thrown in /in/7WliZ on line 8
Process exited with code 255.
Output for 5.4.0 - 5.4.22
Parse error: syntax error, unexpected '->' (T_OBJECT_OPERATOR) in /in/7WliZ on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_OBJECT_OPERATOR in /in/7WliZ on line 8
Process exited with code 255.
preferences:
76.17 ms | 401 KiB | 79 Q