What are Variables?
Explore the concept of variables in Bash programming. Understand what variables are, why they are used, and how they help store data, transfer information, and maintain program state, forming a foundation for effective shell scripting.
We'll cover the following...
We'll cover the following...
We already came across Bash variables several times in this course. We learned the list of system paths in the PATH variable. Then, we used positional parameters in the backup script. It’s time to get a good grasp on this topic.
Variable definition
Let’s start with the meaning of “variable” in programming. A variable is an area of memory where some value is ...