3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); function f($traversable) { var_dump($traversable); foreach ($traversable as $k => $v) { var_dump($k, $v); } } $arr = ['zero', 'one']; f($arr); echo PHP_EOL; $obj = (object) $arr; f($obj);
Output for 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 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(2) { [0]=> string(4) "zero" [1]=> string(3) "one" } int(0) string(4) "zero" int(1) string(3) "one" object(stdClass)#1 (2) { ["0"]=> string(4) "zero" ["1"]=> string(3) "one" } string(1) "0" string(4) "zero" string(1) "1" string(3) "one"
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 array(2) { [0]=> string(4) "zero" [1]=> string(3) "one" } int(0) string(4) "zero" int(1) string(3) "one" object(stdClass)#1 (2) { ["0"]=> string(4) "zero" ["1"]=> string(3) "one" } string(1) "0" string(4) "zero" string(1) "1" string(3) "one"

preferences:
152.61 ms | 402 KiB | 182 Q