![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
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<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>Document</title>
<style type="text/css">
body{
background-color: #BEEBEC;
}
.table_user{
width: 80%;
margin: auto;
background-color: #8DB3E3;
padding: 20px;
border-radius: 10px;
box-shadow: 2px 2px 2px #3F3F3F;
}
.table_user table{
text-align: center;
width: 100%;
}
.table_user td{
width: 14%;
}
</style>
</head>
<body>
<div class="table_user">
<table border="1" cellspacing="0" cellpadding="5">
<caption><h3>会员信息表</h3></caption>
<tr>
<th>会员id</th>
<th>账号</th>
<th>密码</th>
<th>性别</th>
<th>金币</th>
<th>积分</th>
<th>操作</th>
</tr>
<?php
//连接数据库
require 'inc/mysql.php';
//创建stmt
$stmt=mysqli_stmt_init($mysql);
//sql语句
$sql = 'select * from t_user where id>? order by id desc';
//sql语句检测
if (mysqli_stmt_prepare($stmt,$sql)){
// 查询的参数绑定
mysqli_stmt_bind_param($stmt,'i',$id);
$id = 0;
// 执行sql语句
mysqli_stmt_execute($stmt);
// 取结果集
mysqli_stmt_store_result($stmt);
// 给结果集里的参数进行绑定
mysqli_stmt_bind_result($stmt,$id,$username,$password,$sex,$jb,$jf);
// 判断返回数据的行数是否大于0
if (mysqli_stmt_num_rows($stmt)>0){
// 取结果集里的数据
while(mysqli_stmt_fetch($stmt)){
echo '<tr>';
echo'<td>'.$id.'</td>';
echo'<td>'.$username.'</td>';
echo'<td>'.$password.'</td>';
echo'<td>'.$sex.'</td>';
echo'<td>'.$jb.'</td>';
echo'<td>'.$jf.'</td>';
echo'<td style="width:130px"><a href="acttable_query.php?id='.$id.'&action=update">重置密码</a> <a href="acttable_query.php?id='.$id.'&action=delete">删除</a></td>';
echo '</tr>';
}
}else{
echo '没有数据';
}
}else{
echo mysqli_stmt_errno($stmt).':'.mysqli_stmt_error($stmt);
}
//11.注销stmt对象
mysqli_stmt_free_result($stmt);
mysqli_stmt_close($stmt);
//12.关闭数据库连接
mysqli_close($mysql);
?>
</table>
</div>
</body>
</html>点击 "运行实例" 按钮查看在线实例
<?php
$userid = $_GET['id'];
switch ($_GET['action']) {
case 'update':
//连接数据库
require 'inc/mysql.php';
//创建stmt
$stmt = mysqli_stmt_init($mysql);
//sql语句
$sql = 'UPDATE t_user set password = ? where id = ?';
//sql语句检测
if (mysqli_stmt_prepare($stmt, $sql)) {
// 查询的参数绑定
mysqli_stmt_bind_param($stmt, 'si', $randpass,$id);
$randpass = rand(100000,9999999);
$id = $userid;
// 执行sql语句
mysqli_stmt_execute($stmt);
//
// 判断返回数据的行数是否大于0
if (mysqli_stmt_affected_rows($stmt) > 0) {
echo "<script>alert(\"重置成功，新密码为$randpass\") </script>";
header("Refresh:0;url=acttable.php");
} else {
echo '没有数据被更新';
}
} else {
echo mysqli_stmt_errno($stmt) . ':' . mysqli_stmt_error($stmt);
}
//11.注销stmt对象
mysqli_stmt_close($stmt);
//12.关闭数据库连接
mysqli_close($mysql);
break;
case 'delete':
//连接数据库
require 'inc/mysql.php';
//创建stmt
$stmt = mysqli_stmt_init($mysql);
//sql语句
$sql = 'delete from t_user where id=?';
//sql语句检测
if (mysqli_stmt_prepare($stmt, $sql)) {
// 查询的参数绑定
mysqli_stmt_bind_param($stmt, 'i', $id);
$id = $userid;
// 执行sql语句
mysqli_stmt_execute($stmt);
// 判断返回数据的行数是否大于0
if (mysqli_stmt_affected_rows($stmt) > 0) {
$rows = mysqli_stmt_affected_rows($stmt);
echo "<script>alert(\"成功删除.$rows.条数据\") </script>";
header("Refresh:0;url=acttable.php");
//
} else {
echo "<script>alert(\"没有数据被删除\") </script>";
header("Refresh:1;url=acttable.php");
}
} else {
echo mysqli_stmt_errno($stmt) . ':' . mysqli_stmt_error($stmt);
}
//11.注销stmt对象
mysqli_stmt_close($stmt);
//12.关闭数据库连接
mysqli_close($mysql);
break;
}
function jumpto($url){
header("Location:".$url);
}
?>点击 "运行实例" 按钮查看在线实例
