PHP实战PHP经验分享

一个简单的PHP服务端与客户端

2018-03-25  本文已影响76人  破旧的大卡车

下面的代码实现了:

server.php

<?php
//server
session_start();
//get post data
$target='测试';
if($_SERVER['REQUEST_METHOD']==='POST'){
  $target=$_POST['target'];
}
//redirect
$url='server';
if(isset($_SERVER["HTTP_REFERER"])){
  header("Location: {$_SERVER["HTTP_REFERER"]}");
  $url='client';
}
$_SESSION['data']=
  serialize(
    array_map(
      'utf8_encode',
      array(
        'lang'=>'PHP',
        'target'=> $target,
        'url'=>$url
      )
    )
  );
echo $_SESSION['data'];
?>

client.php

<!DOCTYPE html>
<html>
  <head>
    <meta charset='utf-8' />
    <body>
      <div id='get_data'>
        <p>Get Data from server:<br />
        <?php
          //client
          session_start();
          $server = 'http://localhost:8080/server.php';

          if(isset($_SESSION['data'])){
            $result=$_SESSION['data'];
            session_destroy();
          }else{
            $result = file_get_contents($server);
          }
          if( !is_null($result) ){
            foreach( unserialize($result) as $key=>$r)
            {
              echo $key . ':' . utf8_decode($r).'<br />';
            }
          }
        ?>
        </p>
      </div>
      <div id='post_data'>
        <form action='server.php' name='postform' method='post'>
          <input name='target' value='POST' />
          <input type='submit' />
        </form>
      </div>
    </body>
</html>

自己修改下服务器地址。

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