How To Find Out What Bash Version

Shell Programming

As a tech enthusiast, I often find myself needing to determine the version of the Bash shell that I am using. Whether I’m troubleshooting a script or simply curious about the features available to me, knowing how to find out the Bash version is a valuable skill. In this article, I’ll guide you through the various methods to find out the Bash version on different platforms.

Using the Command Line

One of the simplest ways to check the Bash version is by using the command line. Open your terminal and type the following command:

bash --version

This command will display the installed version of Bash on your system. It’s a quick and easy way to obtain the information you need.

Checking the Bash Version Programmatically

If you need to retrieve the Bash version programmatically within a script, you can use the following command:


This command will output the version of the Bash shell that is currently running. It’s particularly useful when you need to make decisions within a script based on the Bash version.

Exploring the Documentation

For more detailed information about Bash and its version-specific features, you can always refer to the official Bash documentation. The documentation provides comprehensive insights into the features and changes associated with different versions of Bash.

Here’s the link to the official Bash documentation.


Armed with these methods, you can confidently determine the version of your Bash shell no matter the platform. Whether you’re a scripting aficionado or simply a curious user, understanding your Bash version empowers you to leverage its capabilities effectively.