zoukankan      html  css  js  c++  java
  • 小结

    验证数据库

    <?php
    include("conn.php");

    $sql = "select * from shuju";

    $result = mysql_query($sql);
    $count = mysql_num_rows($result);
    $pageSize = 2;

    $totalPage = $count % $pageSize == 0 ? (int)($count / $pageSize):(int)($count / $pageSize)+1;

    $page = 0;
    if(isset($_GET['page'])){
    $page = $_GET['page'];
    }else{
    $page = 1;
    }

    $pagePos = ($page - 1) * $pageSize;

    $sql = "select * from shuju limit $pagePos,$pageSize";
    $result = mysql_query($sql);
    ?>

    翻页

    共有<?php
    echo $count;
    ?>条数据&nbsp;&nbsp;&nbsp;
    共有<?php
    echo $totalPage;
    ?>页&nbsp;&nbsp;&nbsp;

    <?php
    for($i=1;$i<=$totalPage;$i++){
    ?>
    <a href="booklist.php?page=<?php echo $i; ?>"><?php echo $i; ?></a>&nbsp;&nbsp;
    <?php } ?>


    <a href="booklist.php?page=<?php if($page >= $totalPage){echo $totalPage;}else{ echo $page+1;} ?>">下一页</a>

    跳转到 <input type="text" name="" onkeyup="this.value=this.value.replace(/D/g,'')" id="jumpPage" maxlength="3" size="3"/>页
    </body>
    <script>
    var jp = document.getElementById("jumpPage");
    jp.onkeydown = function(e){
    var e = e || window.event;
    if(e.keyCode == 13){
    location.href = "booklist.php?page="+jp.value;
    }
    }

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  • 原文地址:https://www.cnblogs.com/wanger1994/p/3749489.html
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