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run code in 300+ PHP versions simultaneously
<?php class foo { private $bar; function __construct($foo) { var_dump($foo); $this->bar = $foo; var_dump($this->bar); } public function bar($baz = null) { var_dump(isset($this->bar['foo'][$baz])); } } $class = new foo("topkek"); $class->bar(1); ?>

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