PHP开发留言板之全代码展示
列表页：
<?php
session_start();
header("content-type:text/html;charset=utf-8");
//连接数据库
$link = mysqli_connect("localhost","root","root","message");
mysqli_set_charset($link,"utf8");
if (!$link) {
die("连接失败: " . mysqli_connect_error());
}
//连接数据库
$SQL = "SELECT * FROM DETAILS";//设置查询指令
$result=mysqli_query($link,$sql);//执行查询
?>
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta name="format-detection" content="telephone=no" />
<title>留言板</title>
<style>
.top{
width:410px
}
.fl{
float:left
}
.klytd {width:100px;
text-align:left
}
</style>
</head>
<body>
<div style="margin:0px auto;" class="top">
<!--头部图片-->
<div class="head">
<img style="width:400px" src="https://img.php.cn/upload/course/000/000/007/5816db62346b9319.jpg">
</div>
<!--中间内容-->
<div class="body">
<div style="width:400px;" class="fl font">
<div style="margin:0px auto;" class="keleyitable"><h2>留言列表</h2>
<form method="post" action="list.php">
<?php while($row=mysqli_fetch_assoc($result)):?>
<table>
<tr><td class="klytd">留言时间：</td><td class="hvttd"><?php echo $row['time'];?></td></tr>
<p>
<button type="button" value="回复">
<a href="reply_list.php?id=<?php echo $row['id'];?>">回复</a>
</button>
</p>
<tr><td class="klytd">留言人：</td><td class ="hvttd"><?php echo $row['name'];?></td></tr>
<tr><td class="klytd">标题：</td><td class ="hvttd"><?php echo $row['title'];?></td></tr>
<tr><td class="klytd">内容：</td><td class ="hvttd"><?php echo $row['content'];?></td></tr>
<tr><td class="klytd">回复：</td><td class="hvttd"><?php echo $row['reply'];?></td></tr>
</table>
</form>
<br/>
<hr>
<?php endwhile;?>
</div>
<div>
<button type="button" value="发表留言"><a href="form.html">发表留言</a></button>
</div>
</div>
<!--底部链接与内容-->
<div>
</div>
</div>
</body>
</html>留言页：
<?php
session_start();
header("content-type:text/html;charset=utf-8");
//连接数据库
$link = mysqli_connect("localhost","root","root","message");
mysqli_set_charset($link,"utf8");
if (!$link) {
die("连接失败: " . mysqli_connect_error());
}
$name = isset($_POST['name'])?$_POST['name']:"";
$title = isset($_POST['title'])?$_POST['title']:"";
$content = isset($_POST['content'])?$_POST['content']:"";
$time = date("Y-m-d H:i:s");
$sql ="insert into details(name,title,content,time) values('$name','$title','$content','$time')";
$rel = mysqli_query($link,$sql);
if($rel){
echo"留言成功"."<br/><br/>";
echo"<a href='list.php'>跳转至留言列表页面</a>";
}else{
echo"留言失败"."<br/><br/>";
echo"<a href='form.html'>跳转至留言编辑页面</a>";
}
?>
<html>
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta name="format-detection" content="telephone=no" />
<title>留言板</title>
<style>
.w410{
width:410px
}
.mr_auto{
margin:0 auto;
}
.w400{
width:400px
}
</style>
</head>
<body>
<div class="w410 mr_auto">
<!--头部图片-->
<div>
<img src="https://img.php.cn/upload/course/000/000/007/5816db62346b9319.jpg">
</div>
<div style="padding-top: 30px;" class="mr_auto w400">
<form method="post" name="form1" id="form1" action="message.php">
标题：<input type="text" name="title"><br/><br/>
内容：<textarea style="width:350px;height:200px;" name="content"></textarea><br/><br/>
作者：<input type="text" name="name"><br/><br/>
<a href=""><input type="submit" style="margin-left:350px" value="提交"></a>
</form>
</div>
</div>
</body>
</html>回复页：
<?php
session_start();
header("content-type:text/html;charset=utf-8");
//连接数据库
$link = mysqli_connect("localhost","root","root","message");
mysqli_set_charset($link,"utf8");
if (!$link) {
die("连接失败: " . mysqli_connect_error());
}
$id = isset($_GET['id'])?$_GET['id']:"";
$reply = isset($_POST['reply'])?$_POST['reply']:"";
$sql ="update details set reply='$reply' where id=".$id;
$rel = mysqli_query($link,$sql);
if($rel){
echo"回复成功"."<br/><br/>";
echo"<a href='list.php'>跳转至留言列表页面</a>";
}else{
echo"回复失败"."<br/><br/>";
echo"<a href='reply.html'>跳转至回复编辑页面</a>";
}
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
<meta name="format-detection" content="telephone=no" />
<title>回复页面</title>
<style>
.w410{
width: 410px;
}
.fon_f{
font-family: 微软雅黑;
}
.pt{
padding-top: 80px;
}
</style>
</head>
<body>
<div style="margin: 0 auto;" class="fon_f w410">
<div>
<h1 style= "text-align:center;">留言窗口</h1>
</div>
<div style="margin: 0 auto;" class="pt lh">
<form name="form1" method="post" action="reply.php?id=<?php echo $_GET['id']?>">
回复:<textarea style="width: 380px;height: 200px;" name="reply"></textarea><br/><br/>
<input type="submit" value="确认回复">
</form>
</div>
</div>
</body>
</html>
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