/*class Ren{    public $name;    public $sex;        function __construct($n,$s)    {        $this->name=$n;        $this->sex = $s;    }        function __clone()    {        $this->name = "李四"; //this代表的是复本对象        //$that->name = "lisi"; //that代表原本，后来废弃了    }}$r = new Ren("张三","男");//克隆$r1 = clone $r;var_dump($r);var_dump($r1);*///引用类，加载类//关于根路径：php里面/代表根路径：指该文件所在的磁盘比如：D:///html里面/代表根路径：指服务器文件夹：www//include("/wamp/www/0607/Ren.class.php");//include "Ren.class.php";//require("Ren.class.php");//require "Ren.class.php";//require_once("Ren.class.php");//require_once "Ren.class.php";//自动加载类//1.所有的类文件命名要求使用同一个规则//2.文件名里面必须有类名//3.所有类文件必须在同一个文件夹下/*function __autoload($classname){    require $classname.".class.php";}$r = new Ren();echo $r->name;*/