批改状态:合格
老师批语:
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2018/5/6 0006
* Time: 21:03
*/
class meat
{
protected $where;
protected $price;
protected $project;
public function __construct($where,$price,$project)
{
$this->price = $price;
$this->project = $project;
$this->where = $where;
}
public function eat()
{
return '补充能量';
}
}点击 "运行实例" 按钮查看在线实例
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2018/5/6 0006
* Time: 21:09
*/
class beef extends meat
{
public function __get($name)
{
// TODO: Implement __get() method.
return $this->$name;
}
//对父类属性进行拓展
private $eat = false;
public function __construct($where, $price, $project, $eat)
{
parent::__construct($where, $price, $project);
$this->eat = $eat;
}
//增加功能
public function cook()
{
return '可烧烤,可热炒。';
}
//重载
public function eat()
{
return parent::eat().',增加力量。'; // TODO: Change the autogenerated stub
return '等等';
}
}点击 "运行实例" 按钮查看在线实例
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2018/5/6 0006
* Time: 20:24
*/
//require './class/user.php';
require './class/meat.php';
require './class/beef.php';
//$fg = new user();
//echo '姓名:'.$fg->name,'<br>';
//echo '性别:'.$fg->sex,'<br>';
//echo '年龄:'.$fg->age,'<br>';
//echo '身高:'.$fg->height;
//$fg1 = new user('麦克','男',24,180);
//echo '姓名:'.$fg1->name,'<br>';
//echo '性别:'.$fg1->sex,'<br>';
//echo '年龄:'.$fg1->age,'<br>';
//echo '身高:'.$fg1->height;
$fg1 = new beef('china','beef',29,true);
echo '产地:'.$fg1->where.'<br>';
echo '种类:'.$fg1->project.'<br>';
echo '价格:'.$fg1->price.'<br>';
echo '是否可食:'.($fg1->eat? '可食' : '不可以').'<br>';
echo $fg1->eat().'<br>';
echo $fg1->cook().'<br>';点击 "运行实例" 按钮查看在线实例
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