php数据库批量删除方法
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2022-04-12 11:13:40
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<!DOCTYPE html>
<html>
<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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