3v4l.org

run code in 300+ PHP versions simultaneously
<?php $user = (object) ['uid' => 123]; return count($user);
Output for 8.0.10 - 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: count(): Argument #1 ($value) must be of type Countable|array, stdClass given in /in/vhMZH:5 Stack trace: #0 {main} thrown in /in/vhMZH on line 5
Process exited with code 255.
Output for 8.0.0 - 8.0.9
Fatal error: Uncaught TypeError: count(): Argument #1 ($var) must be of type Countable|array, stdClass given in /in/vhMZH:5 Stack trace: #0 {main} thrown in /in/vhMZH on line 5
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: count(): Parameter must be an array or an object that implements Countable in /in/vhMZH on line 5
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

preferences:
265.6 ms | 402 KiB | 330 Q