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run code in 300+ PHP versions simultaneously
<?php class Foo { public $publicProperty = array(); } class Bar extends Foo { public function __construct(Foo $foo) { $this->wrapped = $foo; unset($this->publicProperty); } public function __get($name) { return $this->wrapped->$name; } } $bar = new Bar(new Foo()); $bar->publicProperty['example'] = 'Hello World!'; var_dump($bar->publicProperty);

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45.72 ms | 402 KiB | 5 Q