3v4l.org

run code in 300+ PHP versions simultaneously
<?php class JsonSerializer { public static function serialize($value) { var_dump($value); } public function __call($method, $args) { if ('serialize' !== strtolower($method)) { throw new \BadMethodCallException('Call to undefined method '.__CLASS__."::$method()"); } return self::serialize(...$args); } } JsonSerializer::serialize('foo'); (new JsonSerializer())->serialize('bar'); try { (new JsonSerializer())->baz('qux'); } catch (\Exception $e) { var_dump($e->getMessage()); }
Output for 7.0.0 - 7.0.20, 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 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(3) "foo" string(3) "bar" string(46) "Call to undefined method JsonSerializer::baz()"
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 string(3) "foo" string(3) "bar" string(46) "Call to undefined method JsonSerializer::baz()"

preferences:
200.98 ms | 402 KiB | 217 Q