zoukankan      html  css  js  c++  java
  • php利用msqli访问数据库并实现分页,

    <?php 
    require_once 'login.php';
    $num_rec_per_page=2;   // 每页显示数量
    //mysql_connect('localhost','jim','0000');  // 数据库连接
    //mysql_select_db('publications');  // 数据库名
        $conn = new mysqli($db_hostname, $db_username, $db_password, $db_database);
    if (isset($_GET["page"])) { $page  = $_GET["page"]; } else { $page=1; }; 
    $start_from = ($page-1) * $num_rec_per_page; 
    $query = "SELECT * FROM user LIMIT $start_from, $num_rec_per_page"; 
    //$rs_result = mysql_query ($sql); // 查询数据
    $result = $conn->query($query);
    ?> 
    <table>
    <tr><td>Name</td><td>Phone</td></tr>
    <?php 
    //while ($row = mysql_fetch_assoc($result)) {
    while ($row = $result->fetch_array(MYSQLI_NUM)) { 
    
    ?> 
                <tr>
                <td><?php echo $row[0]; ?></td>
                <td><?php echo $row[1]; ?></td>            
                </tr>
    <?php 
    }; 
    ?> 
    </table>
    <?php 
    $sql = "SELECT * FROM user"; 
    $result = $conn->query($sql); //查询数据
    $total_records = mysqli_num_rows($result);  // 统计总共的记录条数
    $total_pages = ceil($total_records / $num_rec_per_page);  // 计算总页数
    
    echo "<a href='fenyetest.php?page=1'>".'|<'."</a> "; // 第一页
    
    for ($i=1; $i<=$total_pages; $i++) { 
                echo "<a href='fenyetest.php?page=".$i."'>".$i."</a> "; 
    }; 
    echo "<a href='fenyetest.php?page=$total_pages'>".'>|'."</a> "; // 最后一页,注意把网址改到当前页
    ?>

    注意mysql与mysqli的不同

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  • 原文地址:https://www.cnblogs.com/vactor/p/6768060.html
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