label5.caption := '你的网卡地址是：'+Format('%2.2x-%2.2x-%2.2x-%2.2x-%2.2x-%2.2x', [MACAddress[0], MACAddress[1], MACAddress[2], MACAddress[3], MACAddress[4], MACAddress[5]]); end; finally Dispose(MACAddress); end; i:=255; getmem(users,255); getusername(users,i); //获得Windows用户名 label6.caption:='你登录windows