3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); $foo = 1; switch($foo) { case true: print "foo is true (foo=$foo)"; break; case 1: print "foo is 1; (foo=$foo)"; break; }
Output for 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
foo is true (foo=1)
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 foo is true (foo=1)
Output for 5.6.38
Warning: Unsupported declare 'strict_types' in /in/AUNE8 on line 1 foo is true (foo=1)

preferences:
192.23 ms | 401 KiB | 212 Q