shell的正则匹配IP
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[root@master ~] # cat test.txt
2014-08-17 20140907 14 03 22 aa.aa.bb.cc af.23.67.90 ffffff oo.09.0f.87.90 192.168.1.2 121.168.2.3 0987238349 999.999.99.999 123-212-2-3 |
用grep
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[root@master ~] # egrep "((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" test.txt
192.168.1.2 121.168.2.3
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本文转自 Forande 51CTO博客,原文链接:http://blog.51cto.com/853056088/2060330