PHP类动态属性问题

phpclass testClass {private $va;private $vb;private $vc;private $allVars;public function __construct(){echo &＃39;testClass __construct&＃39;.&＃39;
&＃39;;//$this->va &＃61; 1;$this->getAllVars();}public function __GET($name) {return $this->$name;}public function __SET($name, $value) {foreach($this->allVars as $key) {if ($name &＃61;&＃61; "$key") {$this->$name &＃61; $value;return;}}throw new exception (&＃39;你访问了未定义的属性&＃39;);}private function getAllProps() {$r &＃61; new ReflectionClass($this);return ($r->getProperties());}private function getAllVars() {$classProps &＃61; $this->getAllProps();foreach($classProps as $key){$temparr &＃61; get_object_vars($key);$this->allVars[] .&＃61; $temparr[&＃39;name&＃39;];}}
}$rc &＃61; new testClass();
$rc->va &＃61; 5;
$rc->vb &＃61; 5;
$rc->vc &＃61; 5;
$rc->vd &＃61; 6;
?>