How to Sort Text Files in Linux Using the sort Command
Sorting text files is a common task for Linux users. With the sort command, you can easily sort any text file on the command line. In this article, we will explore how to sort text files in Linux using the sort command.
The sort command is a Linux utility that allows you to sort the contents of a text file. It can sort files according to various criteria such as alphabetical order, numeric order, or based on a field or column. The sort command can also be used to remove duplicate lines from text files.
Sorting text files in Linux using the sort command is a simple process. Here’s how to do it:
Step 1: Open the Terminal
To start with sorting text files, open the terminal on your Linux system. You can do this by pressing the Ctrl + Alt + T shortcut key or by running the Terminal application from the Applications menu.
Step 2: Navigate to the directory containing the file
Once the terminal is open, navigate to the directory where the file you want to sort is located using the cd command. For example, if the file is located in the “Documents” directory, enter:
cd Documents
Step 3: Sort the file using the sort command
Once you’re in the directory containing the file, you can use the sort command to sort the file. To sort the file in alphabetical order, use the following command:
sort file_name
For example:
sort notes.txt
To sort the file in reverse alphabetical order, use the following command:
sort -r file_name
For example:
sort -r notes.txt
To sort the file based on a specific column or field, use the -k flag followed by the column number. For example, to sort a file called “students.txt” based on the third column, use the following command:
sort -k 3 students.txt
Step 4: Save the sorted output
Once the sorting is complete, you can save the sorted output to a new file using the redirection operator “>”. For example, if you want to save the sorted output of a file called “notes.txt” to a new file called “sorted_notes.txt”, use the following command:
sort notes.txt > sorted_notes.txt
The sorted output will be saved to a new file called “sorted_notes.txt”, while the original file remains unchanged.
Conclusion
Sorting text files in Linux using the sort command is a quick and easy process. It’s useful for organizing data and removing duplicates from text files. The sort command provides a lot of flexibility and can be used to sort files according to multiple criteria. With these steps, you can easily sort your text files in Linux using the sort command.