abstract：<?php// 對(duì)象依賴注入// 女朋友類(lèi)class Girl{public function work(){return '會(huì)做飯';}public function hobby(){return '愛(ài)購(gòu)物';}}// 男朋友類(lèi)class Boy{public function getInfo(){$girl = new Girl;return '我

<?php

// 對(duì)象依賴注入

// 女朋友類(lèi)

class Girl

{

public function work()

{

return '會(huì)做飯';

}

public function hobby()

{

return '愛(ài)購(gòu)物';

}

}

// 男朋友類(lèi)

class Boy

{

public function getInfo()

{

$girl = new Girl;

return '我的女朋友'.$girl->work();

}

}

$boy = new Boy;

echo $boy->getInfo();

class Boy1

{

private $girl = null;

public function __construct(Girl $girl)

{

$this->girl = $girl;

}

public function getInfo()

{

return '我的女朋友' .$this->girl->work();

}

}

$girl = new Girl;

$boy1 = new Boy1($girl);

echo $boy1->getInfo();

echo '<hr>';

Correcting teacher：查無(wú)此人Correction time：2019-06-10 09:09:31
Teacher's summary：完成的不錯(cuò)。依賴注入現(xiàn)在很流行，多了解。繼續(xù)加油