PHP gets the client mac address program code_PHP tutorial

";

  print_r($array); //打印获取的数组

  

  foreach($array as $value)

  {

      if( //匹配结果放到数组$mac_array

      strpos($value,$_SERVER["REMOTE_ADDR"]) &&

      preg_match("/(:?[0-9a-f]{2}[:-]){5}[0-9a-f]{2}/i",$value,$mac_array)

      )

      {

          $mac = $mac_array[0];

          break;

      }

  }

  echo $mac; //输出客户端MAC

?>

class MacAddr
{  
    public $returnArray = array();   
    public $macAddr;  
 
    function __contruct($os_type=null){
        if(is_null($os_type)) $os_type = PHP_OS;  
        switch (strtolower($os_type)){  
        case "linux":  
            $this->forLinux();  
            break;  
        case "solaris":  
            break;  
        case "unix":  
            break;  
        case "aix":  
            break;  
        default:  
            $this->forWindows();  
            break;  
        }  
        $temp_array = array();  
        foreach($this->returnArray as $value ){  
            if(preg_match("/[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f][:-]"."[0-9a-f][0-9a-f]/i", $value, $temp_array)){  
                $this->macAddr = $temp_array[0];  
                break;  
            }  
        }  
        unset($temp_array);  
        return $this->macAddr;  
    }
 
    function forWindows(){  
        @exec("ipconfig /all", $this->returnArray);  
        if($this->returnArray)  
            return $this->returnArray;  
        else{  
            $ipconfig = $_SERVER["WINDIR"]."system32ipconfig.exe";  
            if (is_file($ipconfig))  
                @exec($ipconfig." /all", $this->returnArray);  
            else 
                @exec($_SERVER["WINDIR"]."systemipconfig.exe /all", $this->returnArray);  
            return $this->returnArray;  
        }  
    }
 
    function forLinux(){  
        @exec("ifconfig -a", $this->returnArray);  
        return $this->returnArray;  
    }  
}

$mac = new MacAddr(PHP_OS);
echo $mac->macAddr;
echo "
";

// Get client
// linux
$command = "arp -a {$_SERVER['REMOTE_ADDR']}";
echo $command;
echo "
";
$result=`{$command}`;

// windows
$command = "nbtstat -a {$_SERVER['REMOTE_ADDR']}";
echo $command;
echo "
";
$result=`{$command}`;
print_r($result);
?>