The syntax of cat command is: cat [OPTION] [FILE] 1) View the content of a file When using or administrating linux system you are usually confronted with a command line. The tool's man page describes it as: cat - concatenate files and print on the standard output. This command has different application like create single/ multiple files, view the content of the file, concatenate file and redirect their output to the terminal or file. Cat is commonly used to view the content of a file, for redirection, create, and concatenate files. Linux cat command. How to view contents of a file using cat. No article about the cat command would be complete without a mention of the “Useless Use of Cat” anti-pattern. It is a standard Linux utility that is used for viewing the contents of a file without the need of opening it in any text editor. Today, we will explain to you the usage of this command in Bash in Linux Mint 20 by sharing some examples. The cat command is termed “concatenate” which is one of the widely used commands in Unix/Linux & Apple Mac OS operating system. While not exactly as cute and cuddly as a real cat, the Linux cat command can be used to support a number of operations utilizing strings, files, and output.. We have been using the cat command to simply display the contents of files. Bonus: The useless use of cat command in Linux. Cat is a built-in command in all Linux distribution by default. Method of Using the “cat” Command in Bash: This command is very frequently used for viewing, creating, and appending files in Linux. Cat in Linux stands for concatenation (to merge things together) and is one of the most useful and versatile Linux commands. If you discover any rendering problems in this HTML version of the page, or you believe there is a better or more up-to-date source for the page, or you have corrections or improvements to the information in this COLOPHON (which is not part of the original manual page), send a mail to man-pages@man7.org GNU coreutils 8.32 March 2020 CAT(1) In this article, we will learn cat command with 16 quick examples. cat command is one of the basic command in Linux & Unix.It is used to create new files, concatenate files and and also used to view the contents of files on the standard output. cat [] - concatenate files and print on the standard outputUsage. Another major usage of cat command is concatenation of files that is combining multiple files into a single file. The cat command has three primary purposes involving text files: It occurs when you use cat for the only purpose of sending the content of a file to the standard input of another command. Linux cat command. Cat command is used in Linux to concatenate files and print on the standard output. cat stands for Concatenate. There are no graphical aids such as mouse or windows to help you navigate through directories or edit files. Name. The “cat” command in Bash stands for “concatenate”. Cat command (short for concatenate) is one of the most widely used command-line utility in Linux OS. Following are 10 points that'll give you a good idea about cat, including how it works and what features it provides: 1. Usually, the cat command generates a faithful copy of its input, without performing any edits or conversions. This article is a part of our Linux Tricks and Tips series, in this article we will cover some basic usage of cat command (most frequently used command in Linux) and tac (reverse of cat command – print files in reverse order) with some practical examples.. Read Also: 13 Useful ‘cat’ Command Examples in Linux Basic Usage of Cat Command in Linux. 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