留言板编辑页面出现的问题
/Applications/MAMP/htdocs/phpstorm/edit.php:37:string 'a:1:{s:6:' (length=9)
这是我特地对$eidtkey var_dump出来的结果；
请问这个是什么原因造成的，该如何解决？目前只有第一条留言的$key可以获取，但是无法编辑，可以删除！
edit.php
<?phpdate_default_timezone_set('PRC');header('content-type:text/html;charset=utf-8');$editkey=$_GET['editkey'];$filename='msg.txt';$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); }}//检测用户是否点击提交按钮if(isset($_POST['sub'])){ $editkey=$_POST['edit']; if($editkey==""){ echo "<script>alert('编辑失败，请重新编辑！');location.href='35-index.php';</script>"; } $username=$_POST['username']; $title=$_POST['title']; $content=$_POST['content']; $time=time(); $data=compact('username','title','content','time'); $msgs[$editkey] = $data; $msgs=serialize($msgs); if(file_put_contents($filename,$msgs)){ echo "<script>alert('编辑成功！');location.href='35-index.php';</script>"; }else{ echo "<script>alert('编辑失败！');location.href='35-index.php';</script>"; } // array_push($msgs,$data); // $msgs=serialize($msgs); // var_dump($msgs);}var_dump($editkey);?><html><head> <script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-2.0.0.min.js"></script> <script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-ui"></script> <link href="http://www.francescomalagrino.com/BootstrapPageGenerator/3/css/bootstrap-combined.min.css" rel="stylesheet" media="screen"> <script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/bootstrap.min.js"></script></head><body><div class="container-fluid"> <div class="row-fluid"> <div class="span12"> <div class="page-header"> <h1> <small><span>欢迎您！</span>Jokky</small> </h1> </div> <div class="hero-unit"> <h1> Hello, world! </h1> <p> 这是一个简易的留言板！ </p> </div> <hr/> <form action="35-index.php" method="post"> <fieldset> <legend>留言板</legend> <label>用户名:</label><input type="text" name="username" placeholder="请输入姓名" value="<?php echo $msgs[$editkey]['username'];?>" required/> <label>标题:</label><input type="text" name="title" placeholder="请输入标题" value="<?php echo $msgs[$editkey]['title'];?>" required/> <label>内容:</label><textarea name="content" rows="5" cols="30" required><?php echo $msgs[$editkey]['content'];?></textarea> <hr/> <input type="submit" name="sub" value="编辑完成" class="btn btn-primary"/> <a href="#" class="btn btn-default">查看留言</a> <input type="hidden" name="edit" value="<?php echo $editkey;?>"/> </fieldset> </form> </div> </div></div></body></html>35-index.php
<?phpheader('content-type:text/html;charset=utf-8');date_default_timezone_set('PRC');$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);// $msgs=serialize($msgs);// }?><html><head> <script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-2.0.0.min.js"></script> <script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/jquery-ui"></script> <link href="http://www.francescomalagrino.com/BootstrapPageGenerator/3/css/bootstrap-combined.min.css" rel="stylesheet" media="screen"> <script type="text/javascript" src="http://www.francescomalagrino.com/BootstrapPageGenerator/3/js/bootstrap.min.js"></script></head><body><div class="container-fluid"> <div class="row-fluid"> <div class="span12"> <div class="page-header"> <h1> <small><span>欢迎您！</span>Jokky</small> </h1> </div> <div class="hero-unit"> <h1> Hello, world! </h1> <p> 这是一个简易的留言板！ </p> </div> <?php if (is_array($msgs)&&count($msgs)>0):?> <table class="table" > <thead> <tr> <th> 编号 </th> <th> 用户名 </th> <th> 标题 </th> <th> 发布时间 </th> <th> 内容 </th> <th> 编辑 </th> <th> 删除 </th> </tr> </thead> <tbody> <?php $i=1; foreach ($msgs as $key=>$val): ?> <tr class="success"> <td> <?php echo $i++;?> </td> <td> <?php echo $val['username'];?> </td> <td> <?php echo $val['title'];?> </td> <td> <?php echo date("Y/m/d H:i:s",$val['time']);?> </td> <td> <?php echo $val['content']?> </td> <td> <a href="edit.php?editkey=<?php echo $key?>" class="btn btn-danger" >编辑</a> </td> <td> <a href="delect.php?delect=<?php echo $key?>" class="btn btn-warning">删除</a> </td> </tr> <?php endforeach; ?> </tbody> </table><?phpendif;?> <hr/> <a href="add.php" class="btn btn-primary">我要留言</a> </div> </div></div></body></html>
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