<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2017/7/18
 * Time: 14:33
 */
interface IFlyyy{
    public function fly();

}
abstract class FeiObject implements IFlyyy{
    protected $name;
    public function __construct($name){
        $this->name = $name;
    }
    public function getName(){
        return $this->name;
    }
    public function fly(){
        echo $this->name.‘可以飞，‘;
    }
}
class Niao extends FeiObject{}
class FeiJi extends  FeiObject{}
class ChaoRen extends FeiObject{}
class KongJing extends FeiObject{
    public function guanLi($fei){
        if($fei instanceof Niao){
            echo $this->name.‘无法管理‘.$fei->getName().‘的飞行线路‘;
        }else{
            echo $this->name.‘可以管理‘.$fei->getName().‘的飞行线路‘;
        }
    }
}

$niao = new Niao(‘鸟‘);
$niao->fly();
$fj = new FeiJi(‘飞机‘);
$fj->fly();
$kj = new KongJing(‘空警‘);
$kj->guanLi($niao);

面向对象（游戏1）