本文主要讲述如何通过PHP+HTML简单实现BBS论坛和发帖/回帖的功能,这是提取我们php项目的部分内容。主要内容包括:
1.通过JavaScript和Iframe实现局部布局界面
2.PHP如何定义类实现访问数据库功能
3.实现简单的BBS论坛和发帖/回帖功能
由于这个项目是十个人在寒假完成,所以采用了SAE搭建在线的后台数据库,其他人在通过Apache本地设计网页、访问数据库的方法实现,相当于简单的BS三端访问。
源码下载地址:
访问 http://localhost:8080/testphp/index.php效果如下图所示:
一. 首页布局搭建
首先是搭建首页的布局,主要布局分为head、main_left和main_right。其中右边显示部分采用的是iframe实现的局部显示,而左边采用JavaScript实现点击隐藏和显示功能。其中index.php首页代码如下:
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>《分布式系统》精品课程学习</title><link href="css/mycss.css" type="text/css" rel="stylesheet"><style type="text/css"> /* 这个链接改变颜色 */ a.one:link {color: #ff0000} a.one:visited {color: #0000ff} a.one:hover {color: #ffcc00}</style> <!-- 布局顶部登录状态 --><div id="main"> <table cellspacing="0" cellpadding="0" width="100%" background="images/header_bg.gif" border="0"> <!--头部图片--> <tr height="80"> <td width="260"> <img src="/static/imghwm/default1.png" data-src="images/logo.png" class="lazy" style="max-width:90%" style="max-width:90%" alt="PHP+HTML简单实现BBS论坛与回帖" > </td> <td style="FONT-SIZE: 12px; FONT-WEIGHT: bold; COLOR: #000; PADDING-TOP: 20px; PADDING-RIGHT: 20px" align="right"> 您还未登录! | <a class="one" href="login.php">登录</a>| <a class="one" href="register_student.php">学生注册</a>| <a class="one" href="register_teacher.php">教师注册</a> </td> </tr> </table> <table cellspacing="0" cellpadding="0" width="100%" border="0"> <tr bgcolor="#1c5db6" height="4"> <td></td> </tr> </table> <br><!-- 布局中部 --><div id="middle"> <!-- 布局中部右边 --> <div id="index_right"><iframe height="100%" width="100%" border="0" frameborder="0" src="main_right.php" name="rightFrame" id="rightFrame" title="rightFrame"></iframe></div> <!-- 布局中部左边 --><div id="index_left"><?php include('main_left.php');?></div> </div> 这里的CSS代码布局调用css文件中的mycss.css实现: <br> <pre name="code" class="sycode">html, body { height: '100%'; width: '100%';}/*头部布局*/#main{ margin-left:200px; width:950px;}/*中部布局*/#middle{ width:950px; height:500px; background-color:#b6effa;}/*中部左边*/#index_left{ float:left; margin-top:10px; margin-left:10px; width:180px; height:480px;}/*中部右边*/#index_right{ float:right; margin-top:10px; margin-right:20px; width:720px; height:480px; border-style:double;}/*中部右边*/#logout_middle{ float:right; margin-top:100px; margin-right:220px; width:500px; height:300px; border-style:double; background-color:#ffffff;}在Iframe中主要的代码是

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