php数据库批量删除

时间：2022-09-30 20:04:20
<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="utf-8">

    <title>Title</title>

</head>

<body>

<?php

$db = new Mysqli("localhost","root","root","db_0808");

//!$db?"":die("链接错误");

empty(mysqli_connect_error())?"":die("链接错误");

$sql = "select * from student where is_delete='0'";

//$data = $db->query($sql)->fetch_all();

?>

<form action="batch_delete.php" method="post">

<table border="1">

    <tr>

        <td>id</td>

        <td>名字</td>

        <td>性别</td>

        <td>班级</td>

        <td>生日</td>

        <td>操作</td>

        <td>选择</td>

    </tr>

    <?php

    $result=$db->query($sql);

    while ($data=$result->fetch_row()){

//    foreach ($data as $i){

        if ($data[2]==1){

            $data[2]="男";

        }else if ($data[2]==0){

            $data[2]="女";

        }else{

            $data[2]="保密";

        }

        echo "<tr>

                 <td>{$data[0]}</td>

                 <td>{$data[1]}</td>

                 <td>{$data[2]}</td>

                 <td>{$data[3]}</td>

                 <td>{$data[4]}</td>

                 <td><a href='delete.php?id={$data[0]}'>删除</a>

                     <a href='xiugai.php?id={$data[0]}'>修改</a>

                 </td>

                 <td><input type='checkbox' name='ids[]' value='{$data[0]}'></td>
                 //

              </tr>";

    }

    ?>

</table>

<form action="batch_delete.php" method="post">

<input type="submit" value="删除所选">

</form>

    <a href="add.php">新增用户</a>

</body>

</html>
<?php

/**

 * Created by fcc

 * User: Administrator

 * Date: 2017/10/17

 * Time: 15:16

 */

$ids=$_POST['ids'];

$db=new Mysqli("localhost","root","root","db_0808");

empty(mysqli_connect_error())?"":die("链接错误");

//$sql="DELETE FROM student WHERE Sno='{$id}'";//彻底删除

foreach ($ids as $i){

$sql = "update student set is_delete = '1' where Sno= '{$i}'";//表面删除

if ($db->query($sql)){

    header("location:CURD.php");

};

};

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