shell awk笔记
通过awk取IP地址awk -F 字符以字符作为间隔符
[*]#ifconfig |grep "inet addr:"
[*]
[*]inet addr:10.241.50.63Bcast:10.241.50.255Mask:255.255.255.0
[*]
[*]# ifconfig |grep "inet addr:"|grep -v "127.0.0.1"|awk '{print $2}'
[*]addr:10.241.50.63
[*]
[*]# ifconfig |grep "inet addr:"|grep -v "127.0.0.1"|awk '{print $2}'|awk -F : '{print $2}'
[*]10.241.50.63
[*]# ifconfig |grep "inet addr:"|grep -v "127.0.0.1"|awk '{print $2}'|awk -F : '{print $2}'|awk -F . '{print $1"."$2"."$3"."0}'
[*]10.241.50.0
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