<?php class Cat { private $name; function __construct() { echo "<b>构造函数被调用....</b><br/><br/>"; } function __destruct() { echo "<b>析构函数被调用....</b><br/><br/>"; } function set_name($name) { $this->name = $name; } function get_name() { echo "这只猫的名字叫:" . $this->name . "<br/><br/>"; } } $mypet = new Cat(); echo "__construct()调用之后<br/><br/>"; $mypet->set_name("小白"); $mypet->get_name(); echo "类方法get_name()调用之后<br/><br/>";