tr コマンドは便利

最近知った便利なコマンド tr

tr - translate or delete characters



tr str1 str2
str1をstr2に変換する
例)
$ echo "cat" | tr 'c' 'r'
rat

$ echo "Uryyb jbeyq" | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz' 'NOPQRSTUVWXYZABCDEFGHIJKLMnopqrstuvwxyzabcdefghijklm'
Hello world

コマンドひとつで換字できるので便利
以上

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トニヒコ

Author:トニヒコ
趣味は旅行と読書とマンガ。
将来の夢はコスモポリタン!

リンク・フリーです。

My hobby is traveling and reading(include manga).
My dream is to become cosmopolitan!

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