php设计模式之策略模式

<?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 />";

 

?>