Cat command, … What is the cat command? Let's learn the Linux/Unix commands i.e. Cat command is one of the basic commands that you learned when you started in the Unix / Linux world. In this tutorial, you will learn most important commands for linux Command Line. Basic Linux/Unix Commands with Examples & Syntax Examples of showing the contents of a file, appending one file to another, and combining multiple files into one. You can view /tmp/test.txt using cat command itself: $ cat /tmp/test.txt. #sample.txt This is a sample text file #sample1.txt This is a another sample text file To display content of a file. The Linux cat command is one of the most commonly used commands in Unix/Linux. Probably few of these examples could be new to you. cat - Unix, Linux Command - cat - Concatenate and print the content of files. Concatenate files. ls, cat, mv, sudo, rm, man, history, clear, mkdir, rmdir etc. In the above example, the output from cat command is written to /tmp/test.txt file instead of being displayed on the monitor screen. You already know that cat displays a file content. Create two sample files. cat file1.txt file2.txt >> file3.txt. The simplest explanation of cp is a linux command line tool used for copying files and directories. Estimated reading time: 3 minutes Table of contents. Copy text files into a new file. The contents of file1.txt and file2.txt will be combined into file3.txt. This document covers the GNU / Linux version of cat . In this guide, we explore different ways that the command is used on Unix/Linux system. Using Linux/Unix cp command. Learn Unix Cat Command with Examples: The cat command is perhaps the most commonly used Unix command. $ cat sample.txt This is a sample text file The cat command is a filter that can be used for multiple purposes: Display the contents of text files. It is derived from catenate – which describes the process of connecting things. Linux Cat Command Usage with Examples. Linux and Unix cat command tutorial with examples Tutorial on using cat, a UNIX and Linux command for concatenating files and printing to standard output. Concatenation means putting multiple file contents together. In this article, we will learn cat command with 16 quick examples. The first command in the above screenshot shows all the empty lines that are there in the file. cat stands for Concatenate. Additionally, you can use the cat command to view multiple files at a go and even creating files and adding content to them. What more could this command do? The original file or files are not modified or deleted. On Unix-like operating systems, the cat command reads data from files, and outputs their contents. But due to the -s command line option we used in the second cat command, the repeated empty lines got suppressed. It is a standard Unix program used … 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. This can be done by using the -s command line option. 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. Writing the Content of Any File to a New File: In order to write the contents of a file to a new file “shell redirection” will be used with the cat command.In the below example suppose that the file Testfile.txt has a single line with ‘This is my First Command … $ cat -s [filename] For example: $ cat -s file6.txt. This tutorial gives 10 practical usage examples for cat command. EXAMPLES. The command is mostly used to view the contents of a file. Example #3. 8. By Jithin on January 5th, 2017. The cat command (short for “concatenate “) is one of the most frequently used command in Linux/Unix, Apple Mac OS X operating systems.cat command allows us to create single or multiple files, view contain of file, concatenate files and redirect output in terminal or files. It is the simplest way to display the contents of a file at the command line .