分页:第二页没有显示任何内容


Pagination: Nothing appears on 2nd page

我以前在我的其他一些项目中使用过这种分页,它们似乎很有效。。。然而,现在我正在尝试,它可以在第1页列出所有内容,但一旦我转到第2页,就根本没有结果(即使数据库中有5行以上的可用行)

现在是深夜,我可能会失明,但这真的很令人不安。有什么线索可以解释为什么它没有在第2页和更远的地方出现?

<?php
    // Prepare pagination
    $getPage = $_GET["page"];
    if(isset($getPage)) { $page  = $getPage; } else { $page = 1; }; 
    $start_from = ($page-1) * 20; 
    // Get articles
    $Listquery = $LibraryArticle->mysqli->query("SELECT * FROM site_articles ORDER BY id DESC LIMIT $start_from, 5");
    while($fetchlistquery = $Listquery->fetch_array()) {
    $article_content = (strlen($fetchlistquery['article_desc']) > 244) ? substr($fetchlistquery['article_desc'],0,245).'...' : $fetchlistquery['article_desc'];
?>
    <div id="news_container">
        <img src="<?php echo $fetchlistquery["article_img"]; ?>" class="newsbox-style" />
        <div class="news-title"><?php echo $fetchlistquery["article_title"]; ?></div>
        <?php echo $article_content; ?>
        <div class="read-more"><a href="">Read more</a> &rightarrow;</div>
        <br style="clear: both;">
    </div>
<?php
    }
    // Intiate pagination
    $countarticles = $LibraryArticle->mysqli->query("SELECT COUNT(id) FROM site_articles");
    $row = $countarticles->fetch_row();
    $total_records = $row[0]; 
    $total_pages = ceil($total_records / 5);
    echo "<div style='float:right;'>";
    for ($i = 1; $i <= $total_pages; $i++) { 
        echo "<a href='?page=".$i."'><div class='news-pagi'>".$i."</div></a>"; 
    } 
    echo "</div>";
?>

我猜这是一个快速的模式,可以在数据库中只显示几行来测试分页,但每页只显示5行,但$start_from正在按$page * 20 递增

// Prepare pagination
$getPage = $_GET["page"];
if(isset($getPage)) { $page  = $getPage; } else { $page = 1; }; 
$start_from = ($page-1) * 20; //  <-- change to 5
// Get articles
$Listquery = $LibraryArticle->mysqli->query("SELECT * 
                                             FROM site_articles 
                                             ORDER BY id DESC 
                                             LIMIT $start_from, 5");
// or change LIMIT to 20