PHP获取MAC地址

获取网卡的MAC地址原码;目前支持WIN/LINUX系统 获取机器网卡的物理(MAC)地址
<?php 
    /** 
    获取网卡的MAC地址原码;目前支持WIN/LINUX系统 
    获取机器网卡的物理(MAC)地址 
    **/
        
    class GetMacAddr{ 
        
            var $return_array = array(); // 返回带有MAC地址的字串数组 
            var $mac_addr
        
            function GetMacAddr($os_type){ 
                 switch ( strtolower($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->return_array 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->mac_addr = $temp_array[0]; 
                                     break
                           
         
                  
                  unset($temp_array); 
                  return $this->mac_addr; 
             
         
         
             function forWindows(){ 
                  @exec("ipconfig /all", $this->return_array); 
                  if ( $this->return_array ) 
                           return $this->return_array; 
                  else
                           $ipconfig = $_SERVER["WINDIR"]."\system32\ipconfig.exe"
                           if ( is_file($ipconfig) ) 
                              @exec($ipconfig." /all", $this->return_array); 
                           else
                              @exec($_SERVER["WINDIR"]."\system\ipconfig.exe /all", $this->return_array); 
                           return $this->return_array; 
                  
             
         
         
         
             function forLinux(){ 
                  @exec("ifconfig -a", $this->return_array); 
                  return $this->return_array; 
             
         
    
//方法使用
$mac = new GetMacAddr(PHP_OS); 
echo $mac->mac_addr; 
?>
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