Summary

In this chapter, we dove deep into the world of Bash functions and how they can revolutionize your scripting game. By mastering functions, you’ll write cleaner, more organized, and more efficient scripts that save you time and headaches.

We started with the basics, understanding what functions are and why they’re so helpful. Then we got into the nitty-gritty of passing arguments to functions, making them flexible and reusable. We explored the scope and lifetime of variables inside functions, so you know exactly what’s happening under the hood.

Things got really exciting when we hit the advanced techniques. You learned how to use recursion to elegantly solve complex problems and how to use callbacks to make your functions even more powerful. Finally, we compared functions to aliases and showed how functions are the clear winner for pentesting workflows.

Now, you have some serious tools in your scripting toolbox. You can now write modular, organized...