如何使用PDO PHP创建分页 [英] How to create pagination with PDO PHP
本文介绍了如何使用PDO PHP创建分页的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
如何使用mysql pdo和php创建分页 我创建了这样的代码,但是出现了一些错误消息
how to create pagination using mysql pdo and php im create code like this, but got some error msg
<?php
$halaman = 2; //batasan halaman
$page = isset($_GET['halaman'])? (int)$_GET["halaman"]:1;
$mulai = ($page>1) ? ($page * $halaman) - $halaman : 0;
$result = $db->query("SELECT * FROM kategori");
$result->execute();
$total = $result->fetchAll();
$pages = ceil(count($total/$halaman));
$query = $db->prepare("SELECT * FROM kategori LIMIT $mulai, $halaman");
$query->execute();
$data = $query->fetchAll();
$no =$mulai+1;
?>
<?php foreach ($data as $value): ?>
<tr>
<td><?php echo $no++; ?></td>
<td><?php echo $value['nama_kat']; ?></td>
<?php
endforeach;
?>
推荐答案
以下是分页的简单方法:
Here is a simple approach to pagination:
<?php
$limit = 2;
$query = "SELECT count(*) FROM kategori";
$s = $db->query($query);
$total_results = $s->fetchColumn();
$total_pages = ceil($total_results/$limit);
if (!isset($_GET['page'])) {
$page = 1;
} else{
$page = $_GET['page'];
}
$starting_limit = ($page-1)*$limit;
$show = "SELECT * FROM kategori ORDER BY id DESC LIMIT ?,?";
$r = $db->prepare($show);
$r->execute([$starting_limit, $limit]);
while($res = $r->fetch(PDO::FETCH_ASSOC)):
?>
<h4><?php echo $res['id'];?></h4>
<p><?php echo $res['nama_kat'];?></p>
<hr>
<?php
endwhile;
for ($page=1; $page <= $total_pages ; $page++):?>
<a href='<?php echo "?page=$page"; ?>' class="links"><?php echo $page; ?>
</a>
<?php endfor; ?>
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