protected $age = 39;
public function tell()
{
echo $this->wife, '<br />';
}
public function cry()
{
echo '555555<br />';
}
public function hShow()
{
echo $this->wife, '<br />';
}
}
class Stu extends Human
{
private $wife = '小猪猪';
public function sShow()
{
parent::hShow();
echo $this->wife, '<br />';
}
public function getAge()
{
return $this->age = 20;
}
}
$lisi = new Stu();
echo '<pre>';
echo $lisi->getAge();
