Linux shell IPAddress

Ifconfig |grep "inet addr" |cut-f 2-d ":" |cut-f 1-d "" |head-n 1

Ifconfig

Eth0 Link encap:ethernet HWaddr xx:xx:xx:xx:xx:xx
inet addr:192.168.1.100 bcast:192.168.1.255 mask:255.255.255.0
Inet6 ADDR:FE80::226:9EFF:FE60:4640/64 Scope:link
Up broadcast RUNNING multicast mtu:1500 metric:1
RX packets:6100 errors:0 dropped:0 overruns:0 frame:0
TX packets:5840 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:5697900 (5.4 MiB) TX bytes:917160 (895.6 KiB)
Interrupt:17

Lo Link encap:local Loopback
inet addr:127.0.0.1 mask:255.0.0.0
Inet6 addr::: 1/128 scope:host
Up LOOPBACK RUNNING mtu:16436 metric:1
RX packets:8 errors:0 dropped:0 overruns:0 frame:0
TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:480 (480.0 b) TX bytes:480 (480.0 b)

Ifconfig|grep "inet Addr"

inet addr:192.168.1.100 bcast:192.168.1.255 mask:255.255.255.0
inet addr:127.0.0.1 mask:255.0.0.0

Ifconfig |grep "inet addr" |cut-f 2-d ":"

192.168.1.100 Bcast
127.0.0.1 Mask

Ifconfig |grep "inet addr" |cut-f 2-d ":" |cut-f 1-d ""
192.168.1.100
127.0.0.1

Ifconfig |grep "inet addr" |cut-f 2-d ":" |cut-f 1-d "" |head-n 1
192.168.1.100