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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Foo { public $publicProperty = 'bar'; public $my_property = 'ceva'; } class FooWrapper extends Foo { private $wrapped; public function __construct(Foo $wrapped) { $this->wrapped = $wrapped; unset($this->publicProperty); } public function __get($name) { echo 'Getting property ' . $name . PHP_EOL; return $this->wrapped->$name; } public function __set($name, $value) { echo 'Setting property ' . $name . ' to ' . $value . PHP_EOL; return $this->wrapped->$name = $value; } } $foo = new FooWrapper(new Foo()); echo $foo->my_property; echo PHP_EOL; echo $foo->my_property = 'test';
based on OVdiH
Output for 5.0.2 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
ceva test
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.0 - 5.0.1
ceva Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/lWNM6 on line 34 PHP_EOLtest
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/lWNM6 on line 4
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, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/lWNM6 on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/lWNM6 on line 4
Process exited with code 255.