3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1) // Error. echo 'hi!'; { // Code. }
Output for 7.4.0 - 7.4.30, 8.0.1 - 8.0.22, 8.1.0 - 8.1.9
Fatal error: strict_types declaration must not use block mode in /in/9WLmh on line 2
Process exited with code 255.
preferences:
155.05 ms | 1008 KiB | 7 Q