c#如何获取电脑mac地址，超简单！

private void button1_Click(object sender, EventArgs e)
        {
            textBox1.Text = GetMacByWMI()[0];
        }

public List<string> GetMacByWMI()
        {
            List<string> macs = new List<string>();
            try
            {
                string mac = "";
                ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
                ManagementObjectCollection moc = mc.GetInstances();
                foreach (ManagementObject mo in moc)
                {
                    if ((bool)mo["IPEnabled"])
                    {
                        mac = mo["MacAddress"].ToString();
                        macs.Add(mac);
                    }
                }
                moc = null;
                mc = null;
            }
            catch
            {
            }

            return macs;
        }