Linux字符tr 的相关内容

文章 2024-03-22 来自：开发者社区

【Shell 命令集合文档编辑】Linux 字符转换或删除 tr 命令使用指南

Shell 命令专栏：Linux Shell 命令全解析描述在Linux中，tr命令用于对文本进行字符转换或删除操作。它可以对输入流或文件中的字符进行替换、删除或压缩，并将结果输出到标准输出流或指定的文件中。 tr命令可以实现以下功能：字符替换：tr命令可以将输入流或文件中的指定字符替换为另一个字符。例如，可以将所有的小写字母替换为大写字母，或者...

文章 2023-08-08 来自：开发者社区

10.6.4 【Linux】字符转换命令： tr, col, join, paste, expand

trtr 可以用来删除一段讯息当中的文字，或者是进行文字讯息的替换。其实这个指令也可以写在“正则表达式”里头！因为他也是由正则表达式的方式来取代数据的！以上面的例子来说，使用 [] 可以设置一串字呢！也常常用来取代文件中的怪异符号！例如上面第三个例子当中，可以去除 DOS 文件留下来的 ^M 这个断行的符号。col虽然 col 有他特殊的用途，不过，很多时候，他可以用来简单的处理将 [tab]....

文章 2017-11-12 来自：开发者社区

Linux CentOS 7 shell中的特殊字符及与管道相关的命令(cut,sort,wc,uniq,tee,tr,split)

一、 shell特殊符号cut命令 1.特殊符号 * :任意个任意字符 ? :任意单个字符# :注释\ ：转义字符 | ：管道符 2.几个和管道相关的命令 (1) cut cut 把文件分段 cat /etc/passwd cut -d: -f 3 /etc/passwd&nb...

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更新时间 2024-03-23 13:05:20

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