目录结构
piliangshan.php
<?php
require_once './db_conn.php';
$sql = "select * from user";
$result = mysqli_query($conn, $sql);
?>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<title>全选演示</title>
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
<link rel="stylesheet" type="text/css" href="https://www.atool.online/article/static/bootstrap.min.css" rel="external nofollow" >
<script src="https://www.atool.online/article/static/jquery.js"></script>
<meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0">
</head>
<body>
<form enctype="multipart/form-data" method="post">
<div class="bs-example" data-example-id="simple-table" style="padding-left: 30px;">
<table class="table" id="J-dl">
<a href="javascript:void(0);" rel="external nofollow" class="btn btn-danger" onclick="selectAll()" title="删除选定数据" style="font-weight:normal">批量删除</a>
<thead>
<tr>
<th><input type="checkbox" id="J-all" class="ckb"></th>
<th>First Name</th>
<th>Last Name</th>
<th>Username</th>
</tr>
</thead>
<tbody>
<?php
while ($row = mysqli_fetch_array($result, MYSQLI_ASSOC)) {
echo '<tr>
<th><input type="checkbox" class="ck" id="ck-1" value="'.$row['id'].'"></th>
<th scope="row">'.$row['id'].'</th>
<td>'.$row['username'].'</td>
<td>'.$row['sort'].'</td>
</tr>';
}
?>
</tbody>
</table>
</div>
</form>
<script>
(function () {
var $all = $('#J-all');
var $dl = $('#J-dl');
// 绑定全选按钮点击事件，让下面所有的复选框是跟全选的一样
$all.on('click', function () {
$dl.find('.ck').prop('checked', !!this.checked);
});
// 绑定点击所有的复选框，点击的时候判断是否页面中全选了
$dl.find('.ck').on('click', function () {
// 我只是喜欢用filter(fn),用选择器也行
// 查找没有选择的元素
var $unSelectedElem = $dl.find('.ck').filter(function () {
return !this.checked;
});
// 如果有没有选中的，则让全选的取消
if ($unSelectedElem.length) {
$all.prop('checked', false);
}
else {
$all.prop('checked', true);
}
});
})();
</script>
<script type="text/javascript">
function selectAll() {
var ids = '';
$(".ck").each(function() {
if ($(this).is(':checked')) {
ids += ',' + $(this).val(); //逐个获取id值，并用逗号分割开
}
});
ids = ids.substring(1); // 进行id处理，去除第一位的逗号
if (ids.length == 0) {
alert('请至少选择一项');
} else {
if (confirm("确定删除选中的？")) {
$.ajax({
type: "post",
url: "piliangdo.php",
data: {
ids:ids
},
success: function(data) {
if(data.trim()=="yes")
{
alert("删除成功");
location.reload() //刷新页面
}
else
{
alert("删除失败");
}
}
});
}
}
}
</script>
</body>
</html>
piliangdo.php
<?php
header("content-type:text/html;charset='utf-8'");
require_once './db_conn.php';
$ids = trim($_POST['ids']);
$ids = explode(',', $ids);
foreach ($ids as $key => $val) {
$del_sql = "DELETE FROM `user` WHERE id = '$val'";
$result = mysqli_query($conn, $del_sql);
}
if ($result) {
echo "yes";
}
else{
echo "no";
}
?>
总结
以上所述是小编给大家介绍的PHP ajax+jQuery 实现批量删除功能实例代码小结，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对阿兔在线工具网站的支持！
