func main() {
    out, _ := utils.Bash("ifconfig")
    fmt.Println(out)}// 输出:lo0: flags=8049 mtu 16384
        options=1203
        inet 127.0.0.1 netmask 0xff000000 
        inet6 ::1 prefixlen 128 
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x1 
        nd6 options=201gif0: flags=8010 mtu 1280stf0: flags=0<> mtu 1280en5: flags=8863 mtu 1500
        ether ac:de:48:00:11:22 
        inet6 fe80::aede:48ff:fe00:1122%en5 prefixlen 64 scopeid 0x4 
        nd6 options=201
        media: autoselect (100baseTX )
        status: active
ap1: flags=8802 mtu 1500
        options=400
        ether b2:9c:4a:b7:0f:e6 
        media: autoselect
        status: inactive
en0: flags=8863 mtu 1500
        options=400
        ether 90:9c:4a:b7:0f:e6 
        nd6 options=201
        media: autoselect ()
        status: inactive
awdl0: flags=8902 mtu 1500
        options=400
        ether fa:96:0c:c0:b4:98 
        nd6 options=201
        media: autoselect
        status: inactive
llw0: flags=8863 mtu 1500
        options=400
        ether fa:96:0c:c0:b4:98 
        nd6 options=201
        media: autoselect
        status: inactive
en1: flags=8963 mtu 1500
        options=460
        ether ee:48:05:91:d0:44 
        media: autoselect 
        status: inactive
en2: flags=8963 mtu 1500
        options=460
        ether ee:48:05:91:d0:45 
        media: autoselect 
        status: inactive
en3: flags=8963 mtu 1500
        options=460
        ether ee:48:05:91:d0:41 
        media: autoselect 
        status: inactive
en4: flags=8963 mtu 1500
        options=460
        ether ee:48:05:91:d0:40 
        media: autoselect 
        status: inactive
bridge0: flags=8863 mtu 1500
        options=63
        ether ee:48:05:91:d0:44 
        Configuration:
                id 0:0:0:0:0:0 priority 0 hellotime 0 fwddelay 0
                maxage 0 holdcnt 0 proto stp maxaddr 100 timeout 1200
                root id 0:0:0:0:0:0 priority 0 ifcost 0 port 0
                ipfilter disabled flags 0x0
        member: en1 flags=3
                ifmaxaddr 0 port 9 priority 0 path cost 0
        member: en2 flags=3
                ifmaxaddr 0 port 10 priority 0 path cost 0
        member: en3 flags=3
                ifmaxaddr 0 port 11 priority 0 path cost 0
        member: en4 flags=3
                ifmaxaddr 0 port 12 priority 0 path cost 0
        nd6 options=201
        media: 
        status: inactive
utun0: flags=8051 mtu 1380
        inet6 fe80::e60f:e004:7bd3:9732%utun0 prefixlen 64 scopeid 0xf 
        nd6 options=201utun1: flags=8051 mtu 2000
        inet6 fe80::62dc:7f46:6f6:b955%utun1 prefixlen 64 scopeid 0x10 
        nd6 options=201en7: flags=8863 mtu 1500
        options=6467
        ether 00:e0:4c:68:01:ea 
        inet6 fe80::845:989:8b95:88e6%en7 prefixlen 64 secured scopeid 0xd 
        inet 192.168.0.100 netmask 0xffffff00 broadcast 192.168.0.255
        nd6 options=201
        media: autoselect (100baseTX )
        status: active
utun2: flags=8051 mtu 1500
        inet 10.8.0.6 --> 10.8.0.5 netmask 0xffffffff