3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php interface DataTransferObject { public static function fromParams(array $params); public function asArray(); } trait DataTransferTrait { private $mutable; private function __construct(array $params) { foreach ($params as $key => $value) { $this->{'set' . str_replace(' ', '', ucwords(str_replace('_', ' ', $key)))}($value); } unset($this->mutable); } public static function fromParams(array $params) { return new static($params); } public function asArray() { return get_object_vars($this); } public function __call($method, $args) { if (property_exists($this->mutable) && substr($method, 0, 3) == 'set' && property_exists($this, lcfirst(substr($method, 3)))) { $this->{lcfirst(substr($method, 3))} = reset($args); } } } abstract class Command { } final class MyCommand extends Command implements DataTransferObject { use DataTransferTrait; private $foo; private $bar; private function setBar($value) { $this->bar = $value; } } $foo = MyCommand::fromParams(array('foo' => 'foo', 'bar' => 'bar', 'meh' => 'meh')); $foo->setFoo('newfoo'); $foo->setDog('dog'); var_dump($foo);
based on ZFZbc
Output for 5.4.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Warning: property_exists() expects exactly 2 parameters, 1 given in /in/Li6aZ on line 37 Warning: property_exists() expects exactly 2 parameters, 1 given in /in/Li6aZ on line 37 Notice: Undefined property: MyCommand::$mutable in /in/Li6aZ on line 37 Warning: property_exists() expects exactly 2 parameters, 1 given in /in/Li6aZ on line 37 Notice: Undefined property: MyCommand::$mutable in /in/Li6aZ on line 37 Warning: property_exists() expects exactly 2 parameters, 1 given in /in/Li6aZ on line 37 object(MyCommand)#1 (2) { ["foo":"MyCommand":private]=> NULL ["bar":"MyCommand":private]=> string(3) "bar" }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/Li6aZ on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/Li6aZ on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING in /in/Li6aZ on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING in /in/Li6aZ on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Li6aZ on line 3
Process exited with code 255.