• 策略模式根据不同的性别给出不同的推荐


    <?php
    define("BASDIR",__DIR__);
    include BASDIR."/Phpclass/Loader.php";
    spl_autoload_register("\Phpclass\Loader::autoload_rege");

    class page
    {

    protected $ihobby;//0、这里主要是创建一个空对象,通过第二步转移过来

    function index()
    {
    $this->ihobby->showadds();//3、最后通过对象本身来调用,自己的方法
    $this->ihobby->showmore();

    }

    function set_hobby(PhpclassIhobby $Ihobby)//这里指明了空间类,当然不指名,试了一下,也没有出现问题
    //可能是限定在这个空间或这个类中.
    {
    $this->ihobby = $Ihobby;//转移对对象
    }

    }

    $page =new page();

    if(isset($_GET['male']))
    {
    $Ihobby = new PhpclassMalehobby();//1、这里根据不同的值来创建对象(实例化)
    }else
    {
    $Ihobby = new PhpclassFemalhobby();//1、这里根据不同的值来创建对象
    }

    $page->set_hobby($Ihobby);//2、这里把创建的对象,转移给之前创建的空对象

    $page->index();

    ----------------------------------------------------------------------------index3.php

    <?php

    namespace Phpclass;

    interface Ihobby
    {
    function showadds();
    function showmore();

    }
    
    
    ----------------------------------------------------------------------------Ihobby.php
    
    
    <?php
    namespace Phpclass;
    class Malehobby implements Ihobby
    {
    function showadds()
    {
    echo "this is male hobby ";
    }

    function showmore()
    {
    echo "this is the contents for male";

    }
    }
    
    
    ----------------------------------------------------------------------------Malehobby.php
    <?php
    namespace Phpclass;


    class Femalhobby implements Ihobby
    {
    function showadds()
    {
    echo "this is femal hobby-add ";
    }
    function showmore()
    {
    echo "this is the contents for Femal";
    }

    function atest()//可以除了接口规定的函数外,还可以有其它函数
    {
    echo "test";
    }
    }
    
    
    ----------------------------------------------------------------------------Femalehobby.php


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  • 原文地址:https://www.cnblogs.com/nfyx/p/10745253.html
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