The unarj
command is used to uncompress archives that have been created using the arj
command. ARJ is a file archiver that was popular in the early days of computing. It was created by Robert Jung and is still used today to compress and archive files. The unarj
command is used to extract the contents of these archives so that they can be used.
Overview
The unarj
command is a simple command that is used to uncompress archives that have been created using the arj
command. The basic syntax of the command is:
unarj [OPTIONS] ARCHIVE
Where OPTIONS
are any of the available options for the command and ARCHIVE
is the name of the archive that you want to extract.
Here is an example of how to use the unarj
command:
unarj archive.arj
This command will extract the contents of the archive.arj
file into the current directory.
Use Cases
The unarj
command is typically used in situations where files have been compressed using the arj
command. This can happen when you are working with older files or when you are dealing with archives that have been created by other people.
Options
The unarj
command has a few options that you can use to customize the way that it works. Here is a table of all the available options:
Option | Description |
---|---|
-v |
Verbose output |
-t |
Test the archive |
-p |
Extract to stdout |
-e |
Extract files to a specific directory |
Troubleshooting Tips
If you are having trouble using the unarj
command, here are a few tips that may help:
- Make sure that you have the
unarj
command installed on your system. If it is not installed, you can install it using your package manager. - Make sure that you are using the correct syntax for the command. The basic syntax is
unarj [OPTIONS] ARCHIVE
. - If you are having trouble extracting the files, try using the
-v
option to get more verbose output. This may help you identify any issues that are causing the extraction to fail.
Notes
- The
unarj
command is only used to uncompress archives that have been created using thearj
command. If you are working with archives that have been created using a different archiving tool, you will need to use a different command to extract the files. - The
unarj
command is not commonly used today, as thearj
command has been largely replaced by more modern archiving tools such aszip
andtar
. However, there may still be situations where you need to useunarj
to extract files from older archives.