3v4l.org

run code in 300+ PHP versions simultaneously
<?php class User { public string $name; public string $degree; } $user = new User(); $user->name;
Output for 8.0.30, 8.1.23 - 8.1.31, 8.2.9 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Fatal error: Uncaught Error: Typed property User::$name must not be accessed before initialization in /in/DsGkB:11 Stack trace: #0 {main} thrown in /in/DsGkB on line 11
Process exited with code 255.
preferences:
69.57 ms | 406 KiB | 5 Q