<?php

class NorthCook {

public function fan() {

return '面条';

}

public function cai() {

return '炒菜';

}

public function tang() {

return '蛋花汤';

}

}

class SouthCook {

public function fan() {

return '米饭';

}

public function cai() {

return '烧菜+奶油';

}

public function tang() {

return '海鲜汤';

}

}

class FD {

protected $fanCreateor = null;

protected $caiCreateor = null;

protected $tangCreateor = null;

public function __construct($f,$c,$t) {

$this->fanCreateor = $f;

$this->caiCreateor = $c;

$this->tangCreateor = $t;

}

public function createFan() {

return $this->fanCreateor->fan();

}

public function createCai() {

return $this->caiCreateor->cai();

}

public function createTang() {

return $this->tangCreateor->tang();

}

}

$fd = new FD(new NorthCook() , new NorthCook() , new SouthCook);

echo $fd->createFan() , "<br>";

echo $fd->createTang() , "<br />";

 

?>