homework3

name = $vName;
        $this->weight = $vWeight;
        $this->height = $vHeight;
        $this->age = $vAge;
        $this->hobby = $aHobby;
        echo "Here comes a newbee! Mr $vName! 
";
    }

    //析构函数
    public function __destruct(){
        echo    "Mr ".$this->name." left.
";
        self::$crtNum--;
    }

    //数据成员
    public $name           =   "";
    public $weight         =   70;
    public $height         =   180;
    public $age            =   20;
    public $hobby          =   array();
}


class PersonShell{

    //构造函数
    public function __construct($vName,$vAge,$vWeight,$vHeight,array $aHobby){
        if(++Person::$crtNum > Person::maxNum) {
            echo "Too many people!
";
        } else {
            $this->person = new Person($vName,$vAge,$vWeight,$vHeight,$aHobby);
        }
    }


    //接口函数
    public function eat(){
        $this->speak(__FUNCTION__);

        $this->person->weight++;
    }

    public function sleep(){
        $this->speak(__FUNCTION__);

        $this->person->height++;
    }

    public function swim(){
        $this->speak(__FUNCTION__);

        if(rand(0,9) == 5){
            echo    "Ow! Mr ".$this->person->name." got drown
";
            //销毁实例
            unset($this->person);
        } else {
            $this->person->weight--;
        }
    }

    public function birthday(){
        $this->speak(__FUNCTION__);

        $this->person->age++;
    }

    //数据成员
    private $person;

    //工具函数
    private function speak($crtAct){
        echo    "Mr ".$this->person->name." is going to ".$crtAct.".
";
    }

}


$person1 = new PersonShell("John",45,80,185,array("1","2","3"));
$John->eat();
$John->swim();
$person2 = new PersonShell("Tom",20,80,185,array("1","2","3"));
$person3 = new PersonShell("Mia",30,80,185,array("1","2","3"));
$person4 = new PersonShell("Leo",10,80,185,array("1","2","3"));



?>

图片发自App

图片发自App

图片发自App

图片发自App