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This article mainly shows you "how to use the col command in Linux". The content is simple and clear. I hope it can help you solve your doubts. Let the editor lead you to study and learn how to use the col command in Linux.

The col command is a standard input text filter that reads text from the annotation input device and displays the content to the annotation output device. In many UNIX documentation, there are RLF control characters.

Col filter control characters

Add that when we use shell special characters > and > > to output the contents of the description file into a plain text file, the control characters will become garbled, and the col command can effectively filter out these control characters.

Syntax col (option) option-b: filter out all control characters, including RLF and HRLF;-f: filter out RLF characters, but allow HRLF characters to be rendered;-x: multiple space characters to represent tabbed characters;-l: the default memory buffer has 128columns, the user can specify the size of the buffer. The above is all the contents of the article "how to use col commands in Linux". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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