winform获取本地(客户端)MAC地址
public string GetMacString() { string resMac = ""; ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration"); ManagementObjectCollection moc2 = mc.GetInstances(); foreach (ManagementObject mo in moc2) { if ((bool)mo["IPEnabled"] == true) { resMac = mo["MacAddress"].ToString(); mo.Dispose(); return resMac; } } return resMac; }