代码如下：
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="../css/bootstrap.css">
<script src="../js/jquery-3.2.1.js"></script>
<script src="../js/bootstrap.js"></script>
<title>分页显示用户信息表</title>
</head>
<body>
</body>
</html>
<?php
/**
* 数据表分页功能
*/
header('Content-Type:text/html; charset=UTF-8');
$page = isset($_GET['p'])?$_GET['p']:1; //页数
$page = ($page == 0)? 1:$page;
$num = 5; //设置每页显示5条数据
$offset = ($page-1)*$num; //计算偏移量
//1、获取所有数据，并用表格显示出来
$pdo = new PDO('mysql:dbname=demo1','root','root'); //创建pdo对象，连接数据库
$sql = "SELECT `id`,`name`,`email` FROM `user` LIMIT :offset,:num"; //创建查询SQL语句
$pdoStmt = $pdo->prepare($sql); //创建pdoStatment对象
//绑定参数
$pdoStmt->bindParam('offset',$offset,PDO::PARAM_INT);
$pdoStmt->bindParam('num',$num,PDO::PARAM_INT);
//执行查询，并将返回结果存入变量$res
$res = $pdoStmt->execute();
//制作表格，显示查询出的数据
echo '<h3>用户信息表</h3>';
echo '<table class="table table-hover table-bordered text-primary" style="width: 50%;text-align: center">';
echo '<tr><td>ID</td><td>用户名</td><td>邮箱</td></tr>';
foreach ($pdoStmt as $row){
echo '<tr>';
echo '<td>'.$row['id'].'</td><td>'.$row['name'].'</td><td>'.$row['email'].'</td>';
echo '</tr>';
}
echo '</table>';
//2、添加分页标签
//计算一共有多少页
$pdoStmt2 = $pdo->prepare("SELECT * FROM `user`");
$pdoStmt2->execute();
$totalPage = ceil($pdoStmt2->rowCount() / $num);
//制作分页
echo '<div>';
echo '<nav>';
echo '<ul>';
echo '<li><a href="http://localhost/30/page.php?p=1"><span aria-hidden="true">首页</span></a></li>';
echo '<li><a href="http://localhost/30/page.php?p=';
echo (($page-1)==0)?1:($page-1);
echo '" aria-label="Previous"><span aria-hidden="true">«</span></a></li>';
for ($i=1;$i<=$totalPage;$i++){
echo '<li><a href="http://localhost/30/page.php?p='.$i.'">'.$i.'</a></li>';
}
$page = ($page == $totalPage)?($totalPage-1):$page; // 如果$page等于总页数，则将$page设置为总页数减一，用于避免下一页溢出
echo '<li><a href="http://localhost/30/page.php?p='.($page+1).'" aria-label="Next"><span aria-hidden="true">»</span></a></li>';
echo '<li><a href="http://localhost/30/page.php?p='.$totalPage.'"><span aria-hidden="true">尾页</span></a></li>';
echo '</li>';
echo '</ul>';
echo '</nav>';
echo '</div>';
?>
<script>
document.getElementsByTagName('li')[<?php echo ($_GET['p']+1); ?>].className='active'
</script>
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