简单的php+mysql查询上一篇和下一篇文章实例,并输出上一篇和下一篇文章的标题和链接,适合新手学习

获取当前浏览文章id:

1 $id = isset($_get['id']) > 0 ? intval($_get['id']) : "";

下一篇文章:

1 $query = mysql_query("select id,title from article where id>'$id' order by id asc limit 1"); 
2 $next = mysql_fetch_array($query);

上一篇文章:

1 $query = mysql_query("select id,title from article where id <'$id' order by id desc limit 1"); 
2 $prev = mysql_fetch_array($query);

输出:

1 <div class="page_nav clearfix"> 
2     <div title="下一篇" class="next_page"> 
3         <a href="?id=<?php echo $next['id']; ?>"><?php echo $next['title']; ?></a>         
4     </div> 
5     <div title="上一篇" class="pre_page"> 
6         <a href="?id=<?php echo $prev['id']; ?>"><?php echo $prev['title']; ?></a>  
7     </div> 
8 </div>

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