3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 1; switch($bar=$foo++) { case (++$bar==$foo--): $foo=$bar; continue; } ?>
Output for 8.0.3 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: "continue" targeting switch is equivalent to "break" in /in/m9svp on line 6
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 Warning: "continue" targeting switch is equivalent to "break" in /in/m9svp on line 6
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.2
Warning: "continue" targeting switch is equivalent to "break". Did you mean to use "continue 2"? in /in/m9svp on line 6
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.32, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
preferences:
267.46 ms | 404 KiB | 448 Q