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<?php /*class A { static $a=7; var $b=9; }*/ class A{ static function __set_state($arr) { $obj = new $this; foreach($arr as $k=>$var) { echo $k; $obj->$k=$var; } } }; A::__set_state(array( 'b' => 9, )); var_dump(new A);

preferences:
45.67 ms | 402 KiB | 5 Q