Shulou(Shulou.com)06/02 Report--

This article mainly introduces how to use wc, sort and uniq in shell, which has a certain reference value. Interested friends can refer to it. I hope you can learn a lot after reading this article.

Text sorting sort

[root@xuhx-02 sort] # sort sort.sh 12356 [root@xuhx-02 sort] # sort-r sort.sh 65321

Text deduplication uniq

Sort first and then repeat.

[root@xuhx-02 sort] # sort uniq.sh | uniq 12345

-c: displays the number of line repeats in the file

[root@xuhx-02 sort] # sort uniq.sh | uniq-c 1 1 1 2 2 3 1 4 2 5

-d: show only duplicate rows (adjacent lines)

[root@xuhx-02 sort] # sort uniq.sh | uniq-d35

Text Statistics wc

-l: how many lines

-w: how many words

-c: how many characters

-L: how many characters does the longest line contain

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