Detailed explanation of the steps to obtain the network card MAC address in php

<?php /** 获取网卡的MAC地址；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 = $temp_array[0]; break; } www.jbxue.com
} unset($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; //机器的真实MAC地址，请注释掉 ?>