摘要:
http://www.panix.com/~elflord/unix/grep.htmlWhy grep ?Back to top grep is not only one of the most useful commands, but also, mastery of grep opens the gates to mastery of other tools such as awk , sed and perl . So what does it do ?Back to top grep basically searches. More precisely, grep foo file 阅读全文
posted @ 2011-01-11 10:11
kelin1314
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