3v4l.org

run code in 300+ PHP versions simultaneously
<?php class IAmImmutable { private $name; public static function createFromName($name) { return new self($name); } private function __construct($name) { $this->name = $name; } public function getName() { return $this->name; } } $object = new IAmImmutable('Peter'); var_dump($object->getName()); $object->__construct('Bob'); var_dump($object->getName());
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Call to private IAmImmutable::__construct() from global scope in /in/jQN5u:23 Stack trace: #0 {main} thrown in /in/jQN5u on line 23
Process exited with code 255.
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
Fatal error: Uncaught Error: Call to private IAmImmutable::__construct() from invalid context in /in/jQN5u:23 Stack trace: #0 {main} thrown in /in/jQN5u on line 23
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Call to private IAmImmutable::__construct() from invalid context in /in/jQN5u on line 23
Process exited with code 255.

preferences:
171.95 ms | 402 KiB | 222 Q