项目不用数据库实现留言板（用本地文件）#yyds干货盘点#

Posted 孙中明

tags:

篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了项目不用数据库实现留言板（用本地文件）#yyds干货盘点#相关的知识，希望对你有一定的参考价值。

首页

添加留言

删除留言

项目结构

C:.
│  add.php
│  del.php
│  edit.php
│  index.php
│  msg.txt
│
└─img
        bootstrap-combined.min.css
        bootstrap.min.js
        jquery-2.0.0.min.js

add.php

<?php
header(content-type:text/html;charset=utf-8);
date_default_timezone_set(PRC);
$filename="msg.txt";
$msgs=[];
//检测文件是否存在
if(file_exists($filename))
  //读取文件中的内容
  $string=file_get_contents($filename);
  if(strlen($string)>0)
    $msgs=unserialize($string);
  

//检测用户是否点击了提交按钮
if(isset($_POST[pubMsg]))
  $username=$_POST[username];
  $title=strip_tags($_POST[title]);
  $content=strip_tags($_POST[content]);
  $time=time();
  //将其组成关联数组
  $data=compact(username,title,content,time);
  array_push($msgs,$data);
 $msgs=array_merge($msgs);
$msgs=serialize($msgs);
  if(file_put_contents($filename,$msgs))
    echo "<script>alert(留言成功！);location.href=./index.php;</script>";
  else
    echo "<script>alert(留言失败！);location.href=./index.php;</script>";
  


?>

<!DOCTYPE html>
<html lang="en">
<head>
<script type="text/javascript" src="./img/jquery-2.0.0.min.js"></script>
<script type="text/javascript" src="./img/jquery-ui"></script>
<link href="./img/bootstrap-combined.min.css" rel="stylesheet" media="screen">
<script type="text/javascript" src="./img/bootstrap.min.js"></script>
<style>

</style>
</head>
<body>
<div class="container-fluid">
    <div class="row-fluid">
        <div class="span12">
            <div class="navbar navbar-inverse">
                <div class="navbar-inner">
                    <div class="container-fluid">
                         <a data-target=".navbar-responsive-collapse" data-toggle="collapse" class="btn btn-navbar collapsed"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></a> <a rel="nofollow" href="#" class="brand">留言板</a>
                        <div class="nav-collapse navbar-responsive-collapse collapse">
                            <ul class="nav">
                                <li >
                                    <a rel="nofollow" href="./index.php">主页</a>
                                </li>
                                <li >
                                    <a rel="nofollow" href="#">编辑</a>
                                </li>
                                <li class="active">
                                    <a rel="nofollow" href="./add.php">添加</a>
                                </li>

                            </ul>

                        </div>

                    </div>
                </div>

            </div>

                添加
            <form action="#" method="post"> 

           <label>用户名</label><input type="text" name="username" required />
           <label>标题</label><input type="text" name="title" required />
           <label>内容</label><textarea name="content" rows="5" cols="30" required></textarea>
           <hr>
           <input type="submit" class="btn btn-primary btn-lg" name="pubMsg" value="发布留言"/>

            </form>
        </div>
    </div>
</div>
</body>
</html>

del.php


<?php
header(content-type:text/html;charset=utf-8);
date_default_timezone_set(PRC);
$filename="msg.txt";
$msgs=[];
//检测文件是否存在
if(file_exists($filename))
  //读取文件中的内容
  $string=file_get_contents($filename);
  if(strlen($string)>0)
    $msgs=unserialize($string);
  


//获取文件的id值
$id=$_GET[id]-1;
//var_dump($msgs);
//释放数组中的值
unset($msgs[$id]);
//再将数组序列化
$msgs=array_merge($msgs);
$msgs=serialize($msgs);
file_put_contents($filename,$msgs);
if(@array_key_exists("$id",$msgs))
    // echo "ok";
    echo "<script>alert(error);location.href=./index.php;</script>";

else
    //echo "no";
    echo "<script>alert(OK);location.href=./index.php;</script>";


?>

edit.php


<?php
header(content-type:text/html;charset=utf-8);
date_default_timezone_set(PRC);
$filename="msg.txt";
$msgs=[];
//检测文件是否存在
if(file_exists($filename))
  //读取文件中的内容
  $string=file_get_contents($filename);
  if(strlen($string)>0)
    $msgs=unserialize($string);
  

//检测用户是否点击了提交按钮
$id=$_GET[id];
if(!empty($id))
    $id=$_GET[id]-1;
    //echo "$id";

//对数组进行重新排序 
$msgs=array_merge($msgs);

if(isset($_POST[pubMsg]))
   $msgs[$id]["username"]=$_POST[username];
   $msgs[$id]["title"]=strip_tags($_POST[title]);
   $msgs[$id]["content"]=strip_tags($_POST[content]);
   $msgs[$id]["time"]=time();
  //将其组成关联数组

  $msgs=serialize($msgs);
  if(file_put_contents($filename,$msgs))
    echo "<script>alert(修改成功！);location.href=./index.php;</script>";
  else
    echo "<script>alert(修改失败！);location.href=./index.php;</script>";
  


?>

<!DOCTYPE html>
<html lang="en">
<head>
<script type="text/javascript" src="./img/jquery-2.0.0.min.js"></script>
<script type="text/javascript" src="./img/jquery-ui"></script>
<link href="./img/bootstrap-combined.min.css" rel="stylesheet" media="screen">
<script type="text/javascript" src="./img/bootstrap.min.js"></script>
<style>

</style>
</head>
<body>
<div class="container-fluid">
    <div class="row-fluid">
        <div class="span12">
            <div class="navbar navbar-inverse">
                <div class="navbar-inner">
                    <div class="container-fluid">
                         <a data-target=".navbar-responsive-collapse" data-toggle="collapse" class="btn btn-navbar collapsed"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></a> <a rel="nofollow" href="#" class="brand">留言板</a>
                        <div class="nav-collapse navbar-responsive-collapse collapse">
                            <ul class="nav">
                                <li >
                                    <a rel="nofollow" href="./index.php">主页</a>
                                </li>
                                <li class="active">
                                    <a rel="nofollow" href="">编辑</a>
                                </li>
                                <li >
                                    <a rel="nofollow" href="./add.php">添加</a>
                                </li>

                            </ul>

                        </div>

                    </div>
                </div>

            </div>

            编辑
            <form action="#" method="post"> 

           <label>用户名</label><input type="text" name="username" required value="<?php echo $msgs[$id]["username"]?>" />
           <label>标题</label><input type="text" name="title" required value="<?php echo $msgs[$id]["title"]?>"  />
           <label>内容</label><textarea name="content" rows="5" cols="30" required ><?php echo $msgs[$id]["content"]?> </textarea>
           <hr>
           <input type="submit" class="btn btn-primary btn-lg" name="pubMsg" value="发布留言"/>

            </form>
        </div>
    </div>
</div>
</body>
</html>

index.php

<?php
header(content-type:text/html;charset=utf-8);
date_default_timezone_set(PRC);
$filename="msg.txt";
$msgs=[];
//检测文件是否存在
if(file_exists($filename))
  //读取文件中的内容
  $string=file_get_contents($filename);
  if(strlen($string)>0)
    $msgs=unserialize($string);
  


?>

<!DOCTYPE html>
<html lang="en">
<head>
<script type="text/javascript" src="./img/jquery-2.0.0.min.js"></script>
<script type="text/javascript" src="./img/jquery-ui"></script>
<link href="./img/bootstrap-combined.min.css" rel="stylesheet" media="screen">
<script type="text/javascript" src="./img/bootstrap.min.js"></script>
<style>

</style>
</head>
<body>
<div class="container-fluid">
    <div class="row-fluid">
        <div class="span12">
            <div class="navbar navbar-inverse">
                <div class="navbar-inner">
                    <div class="container-fluid">
                         <a data-target=".navbar-responsive-collapse" data-toggle="collapse" class="btn btn-navbar collapsed"><span class="icon-bar"></span><span class="icon-bar"></span><span class="icon-bar"></span></a> <a rel="nofollow" href="#" class="brand">留言板</a>
                        <div class="nav-collapse navbar-responsive-collapse collapse">
                            <ul class="nav">
                                <li class="active">
                                    <a rel="nofollow" href="./index.php">主页</a>
                                </li>
                                <li >
                                    <a rel="nofollow" href="#">编辑</a>
                                </li>
                                <li >
                                    <a rel="nofollow" href="./add.php">添加</a>
                                </li>

                            </ul>

                        </div>

                    </div>
                </div>

            </div>

            <?php if(is_array($msgs)&&count($msgs)>0):?>
                <table class="table">
                    <thead>
                        <tr>
                            <th>
                                编号
                            </th>
                            <th>
                                用户
                            </th>
                            <th>
                                时间
                            </th>
                            <th>
                                内容
                            </th>
                            <th>
                                操作
                            </th>
                        </tr>
                    </thead>
                    <tbody>
                        <?php $i=1;$j=1;$k=1;foreach($msgs as $val):?>
                        <tr class="success">
                                <td>
                                    <?php echo $i++;?>
                                </td>
                                  <td>
                                    <?php echo $val[username];?>
                                  </td>
                                  <td>
                                    <?php echo $val[title];?>
                                  </td>
                                  <td>
                                    <?php echo date("m/d/Y H:i:s",$val[time]);?>
                                  </td>
                                  <td>
                                    <?php echo $val[content];?>
                                  </td>
                                <td>
                                    <a rel="nofollow" href="edit.php?id=<?php echo $j++?>">编辑</a>|
                                    <a rel="nofollow" href="del.php?id=<?php echo $k++?>">删除</a>
                                </td>
                            </tr>
                        <?php endforeach;?>

                    </tbody>
                </table>
              <?php endif;?>
            <a rel="nofollow" class="btn" href="./add.php">发表留言</a>

        </div>
    </div>
</div>
</body>
</html>

msg.txt


a:3:
i:0;a:4:s:8:"username";s:15:"我是最帅的";s:5:"title";s:21:"楼下的都没我帅";s:7:"content";s:26:"如题 我不想多说了 ";s:4:"time";i:1615168088;
i:1;a:4:s:8:"username";s:27:"我是用户我最帅的的";s:5:"title";s:18:"楼上都没我帅";s:7:"content";s:49:"如题 不想多说 我就是最刷的  啊哈哈";s:4:"time";i:1615168088;
i:2;a:4:s:8:"username";s:9:"摸鱼师";s:5:"title";s:12:"测试标题";s:7:"content";s:10:"moyushi.cn";s:4:"time";i:1615168088;

代码获取

方式一：
https://github.com/hiszm/EasyMessage.git

方式二：
公众号：扫一扫（@孙中明 关注）回复：6001

以上是关于项目不用数据库实现留言板（用本地文件）#yyds干货盘点#的主要内容，如果未能解决你的问题，请参考以下文章

#yyds干货盘点# RobotFramework从基础到项目实战

vue中引入json数据，不用本地请求

推荐几个 YYDS 的 IDEA 插件，这也太秀了吧。。

rsync企业真实项目备份案例实战（需求收集--服务器配置---客户端配置---报警机制---数据校验---邮件告警） #yyds干货盘点#

web 不用ocx怎么调用本地dll

LevelDB在测试中应用应用#yyds干货盘点#