3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); namespace Forum; class Message {} namespace Messenger; class Message {} $forumMessage = new \Forum\Message; $messengerMessage = new \Messenger\Message; var_dump($forumMessage::class); var_dump($messengerMessage::class);
Output for 8.0.0 - 8.0.13, 8.1rc1 - rc3
string(13) "Forum\Message" string(17) "Messenger\Message"
Output for 7.4.0 - 7.4.26
Fatal error: Cannot use ::class with dynamic class name in /in/cTRXc on line 17
Process exited with code 255.
Output for 7.3.0 - 7.3.33
Fatal error: Dynamic class names are not allowed in compile-time ::class fetch in /in/cTRXc on line 17
Process exited with code 255.

preferences:
46.81 ms | 461 KiB | 5 Q