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<?php class foo { protected $bar; public function setBar ($val) { $this->bar = $val; } public function __get ($var) { return $this->$var; } } $obj = new foo (); $obj->setBar ('Hello World'); var_dump($obj->bar); var_dump(empty($obj->bar)); //true $a = $obj->bar; var_dump(empty($a)); //false
Output for git.master, git.master_jit, rfc.property-hooks
string(11) "Hello World" bool(true) bool(false)

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