PHP Scan Code Identification information

     public function order_source ()         {           $useragent   = strtolower ($_ server["Http_user_agent"]);          //             $is _weixin  = strripos ($useragent, ' Micromessenger ');           if ($is _weixin) {               //echo  ';  exit;             echo  ' <script language= ' javascript  type= "Text/javascript" > window.location.href= "https://www.xxx.com"; </script> ';             exit;         }        // iphone           $is _iphone   = strripos ($useragent, ' iphone ');           if ($is _iphone) {             $this->display (" Codes/ios ");            echo  ' <script  language= "JavaScript"  type= "Text/javascript" > window.location.href= "https://www.xxx.com";  </script> ';            exit;         }        // android            $is _android    = strripos ($useragent, ' Android ');           if ($is _android) {                $this->display ("codes/android");             echo  ' <script language= ' JavaScript " type=" text/ JavaScript "> window.location.href=" https://www.xxx.com "; </script> ';             exit;        }             // ipad            $is _ipad    = strripos ($useragent, ' ipad ');           if ($is _ipad) {               echo  ' ipad ';  exit;         }          // ipod            $is _ipod    = strripos ($useragent, ' ipod ');           if ($is _ipod) {               echo  ' ipod ';  exit;        }  &NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;//&NBSP;PC Computer             $is _pc = strripos ($useragent, ' windows nt ');           if ($is _pc) {               echo  ' PC ';  exit;        }           echo  ' other ';       }

PHP Scan Code identification information