How to implement URL encryption and decryption in php-PHP Tutorial-php.cn

How to implement URL encryption and decryption in php

黄舟

Release： 2023-03-06 07:54:01

Original

1709 people have browsed it

The example in this article describes the method of implementing URL encryption and decryption in PHP. Share it with everyone for your reference, the details are as follows:

<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<meta http-equiv="content-language" content="zh-CN" />
<meta http-equiv="pragma" content="no-cache" />
<meta http-equiv="expires" content="0" />
<meta http-equiv="MSThemeCompatible" content="Yes" />
<meta http-equiv="imagetoolbar" content="no" />
<meta http-equiv="widow-target" content="_top" />
<meta name="robots" content="index, follow" />
<meta name="author" content="3945, [email]ljm77@km169.net[/email]" />
<meta name="keywords" content="" />
<meta name="description" content="" />
<meta name="copyright" content="Copyright 3945 All Rights Reserved" />
<title>无标题文档</title>
<style type="text/css">
<!--
a, a:link{text-decoration: none; color:#000000; font-size:9pt;}   
a:visited{text-decoration: none; color:#000000;}   
a:hover{text-decoration: underline; color:red;}
body, td, p, li, p, select{font-size:9pt; font-family:"宋体";}
-->
</style>
</head>
<body>
<?php
function query_encode($sQuery)
{//加密链接
  if(strlen($sQuery)==0)
   {
     return &#39;&#39;;
   }
   else
   {
    $s_tem = preg_replace("/&/i", &#39;&&#39;, $sQuery);
    $s_tem = preg_replace("/&/i", &#39;&&#39;, $s_tem);
    $a_tem = explode(&#39;&&#39;, $s_tem);
    shuffle($a_tem);
    $s_tem = implode(&#39;&&#39;, $a_tem);
    $s_tem = rawurlencode($s_tem);
    $s_tem = base64_encode($s_tem);
    $s_tem = strrev($s_tem);
     return $s_tem;
   }
}
function query_decode($sEncode)
{//解密链接
  if(strlen($sEncode)==0)
   {
     return &#39;&#39;;
   }
   else
   {
    $s_tem = strrev($sEncode);
    $s_tem = base64_decode($s_tem);
    $s_tem = rawurldecode($s_tem);
     return $s_tem;
   }
}
function rebuild_GET()
{//重写$_GET全局变量
  $_GET = array();
  $s_query = $_SERVER[&#39;QUERY_STRING&#39;];
   if(strlen($s_query)==0)
   {
     return;
   }
   else
   {
    $s_tem = query_decode($s_query);
    $a_tem = explode(&#39;&&#39;, $s_tem);
     foreach($a_tem as $val)
     {
      $tem = explode(&#39;=&#39;, $val);
      $_GET[$tem[0]] = $tem[1];
     }
   }
}
rebuild_GET();
echo &#39;GET:<pre class="brush:php;toolbar:false">&#39;.print_r($_GET, true).&#39;

'; function testGET() { echo 'Function GET:

&#39;.print_r($_GET, true).&#39;

'; } testGET(); ?>

.$i); echo sprintf('TEST: %s
', $s_url, $s_url); } ?>

Copy after login

The above is the content of the method of implementing URL encryption and decryption in PHP. Please pay attention to more related content. PHP Chinese website (www.php.cn)!