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<?php class str { private $str; public function __construct($str){ $this->str = $str; } public function __tostring() { $this->this_ref = $this; return $this->str; } } array_fill_keys([new str("123")], true);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Creation of dynamic property str::$this_ref is deprecated in /in/ZOEju on line 6

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