源代码：
点击运行
<?php class Site { /* 成员变量 */ var $url; var $title; /* 成员函数 */ function setUrl($par){ $this->url = $par; } function getUrl(){ echo $this->url . PHP_EOL; } function setTitle($par){ $this->title = $par; } function getTitle(){ echo $this->title . PHP_EOL; } } $runoob = new Site; $taobao = new Site; $google = new Site; // 调用成员函数，设置标题和URL $runoob->setTitle( "开源教程" ); $taobao->setTitle( "淘宝" ); $google->setTitle( "Google 搜索" ); $runoob->setUrl( 'www.ossoft.cn' ); $taobao->setUrl( 'www.taobao.com' ); $google->setUrl( 'www.google.com' ); // 调用成员函数，获取标题和URL $runoob->getTitle(); $taobao->getTitle(); $google->getTitle(); $runoob->getUrl(); $taobao->getUrl(); $google->getUrl(); ?>
运行结果