<?php
/**
* 实现分页功能
*/
header("Content-type:text/html; charset=utf-8");
//连接数据库
$pdo = new PDO('mysql:dbname=test','root','root');
$sql = "SELECT id,name,email FROM user ORDER BY id ASC LIMIT :offset,:num";
$pdoStmt = $pdo->prepare($sql);
//获取传递的数据
$page = isset($_GET['page'])?$_GET['page']:1;
// $page = 1;
$offset = ($page-1)*5;
$num = 5;
$pdoStmt->bindParam(':offset',$offset,PDO::PARAM_INT);
$pdoStmt->bindParam(':num',$num,PDO::PARAM_INT);
$pdoStmt->execute();
echo '<h2 align="center">用户信息表</h2>';
echo '<table align="center" border=1 cellspacing="0" width="50%" cellpadding="2">';
echo '<tr bgcolor="skyblue"><th>ID</th><th>姓名</th><th>邮箱</th></tr>';
foreach($pdoStmt as $row){
echo '<tr align="center">';
echo '<td>'.$row['id'].'</td>'.'<td>'.$row['name'].'</td>'.'<td>'.$row['email'].'</td>';
echo '</tr>';
}
$pdoStmt2 = $pdo->prepare("SELECT id,name,email FROM user");
$pdoStmt2->execute();
$totalPage = ceil($pdoStmt2->rowCount()/$num);
echo '</table>';
echo '<h3 align="center">';
echo '<a style="text-decoration:none" href="http://www.test.cn/180105hw/page.php?page=1"> 首页 </a>';
echo '<a style="text-decoration:none; color:';
echo ($page==1)?'grey':'';
echo '" href="http://www.test.cn/180105hw/page.php?page=';
echo ($page ==1)?1:($page-1);
echo '"> 上一页 </a>';
for($i=1;$i<=$totalPage;$i++){
echo '<a style="text-decoration:none" href="http://www.test.cn/180105hw/page.php?page='.$i.'"> '.$i.' </a>';
}
echo '<a style="text-decoration:none; color:';
echo ($page==$totalPage)?'grey':'';
echo ' " href="http://www.test.cn/180105hw/page.php?page=';
echo ($page==$totalPage)?$totalPage:($page+1);
echo '"> 下一页 </a>';
echo '<a style="text-decoration:none" href="http://www.test.cn/180105hw/page.php?page='.$totalPage.'"> 尾页 </a>';
echo '</h3>';
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