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PHP+Mysql查詢上一篇和下一篇文章例項

簡單的PHP+Mysql查詢上一篇和下一篇文章例項,並輸出上一篇和下一篇文章的標題和連結,適合新手學習

獲取當前瀏覽文章id:

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

下一篇文章:

$query = mysql_query("SELECT id,title FROM article WHERE id>'$id' ORDER BY id ASC LIMIT 1"); 
$next = mysql_fetch_array($query);

上一篇文章:

$query = mysql_query("SELECT id,title FROM article WHERE id <'$id' ORDER BY id DESC LIMIT 1"); 
$prev = mysql_fetch_array($query);

輸出:

<div class="page_nav clearfix"> 
    <div title="下一篇" class="next_page"> 
        <a href="?id=<?php echo $next['id']; ?>"><?php echo $next['title']; ?></a>         
    </div> 
    <div title="上一篇" class="pre_page"> 
        <a href="?id=<?php echo $prev['id']; ?>"><?php echo $prev['title']; ?></a>  
    </div>